animal chemistry Animals 6 unclassified drug 6 Article 4 article 4 chemical structure 4 drug activity 4 drug effect 4 drug structure 4 feeding behavior 4 metabolism 4 nonhuman 4 plant 4 steroid 4 synthesis 4 19 acetoxy 2alpha,3alpha epoxy 5ah cholanic acid methyl ester 2 19 acetoxy 5betah 2 cholenic acid methyl ester 2 3 oxo 6beta,19 epoxy 4 cholenic acid methyl ester 2 3-hydroxy-2,19-epoxypregnan-20-one 2 3-hydroxy-6,19-epoxypregn-4-ene-20-one 2 3alpha (2,3 epoxy 2 methylbutyryloxy) 4alpha formoxy 11 hydroxy 6,7 dehydroeudesman 8 one 2 3alpha hydroxy 2beta, 19 epoxy 5alpha pregnan 20 one 2 3alpha hydroxy 2beta,19 epoxy 5alphah cholanic acid methyl ester 2 3alpha hydroxy 5alpha pregnan 20 one 2 3alpha hydroxy 6,19 epoxypregn 4 ene 20 one 2 3alpha hydroxy 6beta,19 epoxy 4 cholenic acid 2 3alpha hydroxy 6beta,19 epoxy 4 cholenic acid methyl ester 2 3alpha-(2,3-epoxy-2-methylbutyryloxy)-4alpha-formoxy-11-hydroxy-6,7-dehydroeudesman-8-one 2 3beta acetoxy 19 hydroxy 5 cholenic acid methyl ester 2