![Crystal structure of quinine: the effects of vinyl and methoxy groups on molecular assemblies of Cinchona alkaloids cannot be ignored. | Semantic Scholar Crystal structure of quinine: the effects of vinyl and methoxy groups on molecular assemblies of Cinchona alkaloids cannot be ignored. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/30ee20a8e2da4e4d32bad5e7af97d9c880eac981/2-Figure1-1.png)
Crystal structure of quinine: the effects of vinyl and methoxy groups on molecular assemblies of Cinchona alkaloids cannot be ignored. | Semantic Scholar
![Diversity-oriented synthesis of diterpenoid alkaloids yields a potent anti-inflammatory agent - ScienceDirect Diversity-oriented synthesis of diterpenoid alkaloids yields a potent anti-inflammatory agent - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0944711323002684-gr1.jpg)
Diversity-oriented synthesis of diterpenoid alkaloids yields a potent anti-inflammatory agent - ScienceDirect
![New insights in the mode of action of (+)-erythravine and (+)-11α-hydroxy-erythravine alkaloids - ScienceDirect New insights in the mode of action of (+)-erythravine and (+)-11α-hydroxy-erythravine alkaloids - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0014299920304829-fx1.jpg)
New insights in the mode of action of (+)-erythravine and (+)-11α-hydroxy-erythravine alkaloids - ScienceDirect
![Molecules | Free Full-Text | Isolation and X-ray Crystal Structure of Tetrahydroisoquinoline Alkaloids from Calycotome Villosa Subsp. intermedias Molecules | Free Full-Text | Isolation and X-ray Crystal Structure of Tetrahydroisoquinoline Alkaloids from Calycotome Villosa Subsp. intermedias](https://www.mdpi.com/molecules/molecules-09-00650/article_deploy/html/images/molecules-09-00650-g003.png)
Molecules | Free Full-Text | Isolation and X-ray Crystal Structure of Tetrahydroisoquinoline Alkaloids from Calycotome Villosa Subsp. intermedias
![The Chemistry of Kratom [Mitragyna speciosa]: Updated Characterization Data and Methods to Elucidate Indole and Oxindole Alkaloids | Journal of Natural Products The Chemistry of Kratom [Mitragyna speciosa]: Updated Characterization Data and Methods to Elucidate Indole and Oxindole Alkaloids | Journal of Natural Products](https://pubs.acs.org/cms/10.1021/acs.jnatprod.0c00257/asset/images/large/np0c00257_0001.jpeg)
The Chemistry of Kratom [Mitragyna speciosa]: Updated Characterization Data and Methods to Elucidate Indole and Oxindole Alkaloids | Journal of Natural Products
![Kanna Extract Ultimate Krystal Pleasure and Increased Mental Energy Fine Crystalline High Mesembrine Ratio Alkaloids Super Nice - Etsy Kanna Extract Ultimate Krystal Pleasure and Increased Mental Energy Fine Crystalline High Mesembrine Ratio Alkaloids Super Nice - Etsy](https://i.etsystatic.com/39113319/r/il/0a76b4/4651709071/il_570xN.4651709071_mtzk.jpg)
Kanna Extract Ultimate Krystal Pleasure and Increased Mental Energy Fine Crystalline High Mesembrine Ratio Alkaloids Super Nice - Etsy
![The total alkaloids of Sophora alopecuroides L. improve depression-like behavior in mice via BDNF-mediated AKT/mTOR signaling pathway - ScienceDirect The total alkaloids of Sophora alopecuroides L. improve depression-like behavior in mice via BDNF-mediated AKT/mTOR signaling pathway - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0378874123005913-ga1.jpg)
The total alkaloids of Sophora alopecuroides L. improve depression-like behavior in mice via BDNF-mediated AKT/mTOR signaling pathway - ScienceDirect
![Molecules | Free Full-Text | Isolation and X-ray Crystal Structure of Tetrahydroisoquinoline Alkaloids from Calycotome Villosa Subsp. intermedias Molecules | Free Full-Text | Isolation and X-ray Crystal Structure of Tetrahydroisoquinoline Alkaloids from Calycotome Villosa Subsp. intermedias](https://www.mdpi.com/molecules/molecules-09-00650/article_deploy/html/images/molecules-09-00650-g001.png)
Molecules | Free Full-Text | Isolation and X-ray Crystal Structure of Tetrahydroisoquinoline Alkaloids from Calycotome Villosa Subsp. intermedias
![Diversity-oriented synthesis of diterpenoid alkaloids yields a potent anti-inflammatory agent - ScienceDirect Diversity-oriented synthesis of diterpenoid alkaloids yields a potent anti-inflammatory agent - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0944711323002684-ga1.jpg)
Diversity-oriented synthesis of diterpenoid alkaloids yields a potent anti-inflammatory agent - ScienceDirect
![Kanna Extract Ultimate Krystal Pleasure and Increased Mental Energy Fine Crystalline High Mesembrine Ratio Alkaloids Super Nice - Etsy Kanna Extract Ultimate Krystal Pleasure and Increased Mental Energy Fine Crystalline High Mesembrine Ratio Alkaloids Super Nice - Etsy](https://i.etsystatic.com/39113319/r/il/703054/4711476613/il_570xN.4711476613_8mwf.jpg)
Kanna Extract Ultimate Krystal Pleasure and Increased Mental Energy Fine Crystalline High Mesembrine Ratio Alkaloids Super Nice - Etsy
![The Chemistry of Kratom [Mitragyna speciosa]: Updated Characterization Data and Methods to Elucidate Indole and Oxindole Alkaloids | Journal of Natural Products The Chemistry of Kratom [Mitragyna speciosa]: Updated Characterization Data and Methods to Elucidate Indole and Oxindole Alkaloids | Journal of Natural Products](https://pubs.acs.org/cms/10.1021/acs.jnatprod.0c00257/asset/images/medium/np0c00257_0006.gif)