It’s only fair to share… Bivamelagon CAS 2641595-54-0 NO1Y8WRA8N, 629.3 g/mol, C35H53ClN4O4 MC-4R Agonist 2 LB54640; LB-54640; LR-19021; LR19021 MC-4R Agonist 2 (Example 1) is a MC4R agonist. MC-4R Agonist 2 can be used in the study of obesity, diabetes, inflammation, and erectile dysfunction[1]. SCHEME PATENT WO2021091283A1. https://patentscope.wipo.int/search/en/detail.jsf?docId=WO2021091283&_cid=P21-M9NZN0-90342-1 Step D: Preparation of N -((3 S ,5 S )-1-((3 S ,4 R )-1-( tert -butyl)-4-(4-chlorophenyl)pyrrolidine-3-carbonyl)-5-(morpholine-4-carbonyl)pyrrolidin-3-yl)- N -((1 s ,4 R )-4-methylcyclohexyl)isobutyramide hydrochloride [173] N -((3 S ,5 S )-1-((3 S ,4 R )-1-( tert -butyl)-4-(4-chlorophenyl)pyrrolidine-3-carbonyl)-5-(morpholine-4-carbonyl)pyrrolidin-3-yl)- N -((1 s ,4 R )-4-methylcyclohexyl)isobutyramide (5.0 g, 7.95 …