(2S,6aR,6aS,8aR)-10-(4-hydroxy-4-oxobutanoyl)oxy-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-carboxylic acid
CAS No. 108064-10-4