RAMACHANDRAN, R.; JOSHI, B. C. Structures Related to Morphine Synthesis of alpha 2 OH 2 Methyl 5 Propyl 9 Ethyl 6 7 Benzomorphan - Part 1. Defence Science Journal, [S. l.], v. 20, n. 4, p. 233–236, 2014. DOI: 10.14429/dsj.20.6210. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6210. Acesso em: 16 jun. 2025.