Showing structure for methyl (3r,4ar,4bs,7s,8s,10bs,12as)-7-(3-methoxy-3-oxopropyl)-3,4b,7,10b,12a-pentamethyl-8-(prop-1-en-2-yl)-2,4,4a,5,6,8,9,10,11,12-decahydro-1h-chrysene-3-carboxylate