91413-72-8 HEXANOIC ACID ESTERS,(1AR,2S,5R,5AR,6S,8AS,9R,- 10AR)-1A,2,5,5A,6,9,10,10A-OCTAHYDRO-5A,6- DIHYDROXY-1,1,4,7,9-PENTAMETHYL-11-OXO-1H- 2,8A-METHANOCYCLOPENTA[A]CYCLOPROPA[E]CYCLODECEN- 5-YL ESTER 53862-79-6 (1,1-dimethylpyrrolidin-1-ium-2-yl)methyl (2s,4as,6ar,6as,6br,8ar,10s,12as,14br)-10-hydroxy-2,4a,6a,6b,9,9,12a-heptamethyl-13-oxo-3,4,5,6,6a,7,8,8a,10,11,12,14b-dodecahydro-1h-picene-2-carboxylate