CAS:142279-40-1
Propanoic acid,2-[(3R,3aS,3bR,4aS,5aS,6S,6aR,7aS,8S,12E,24aS,24bR,27R)-3,3a,3b,4,4a,5,5a,6,6a,7,7a,8,9,11,14,16,17,18,19,24b-eicosahydro-3,8-dihydroxy-3a,6,12-trimethyl-2,11,16,19,23-pentaoxo-23H-6,8,24a,22-[1]propanyliden[3]ylidyne-21H,24aH-cyclopropa[r]