121104-96-9 6-O-Butanoylcastanospermine Butanoic acid, octahydro-1,7,8-trihydroxy-6-indolizinyl ester, (1S-(1alph, 6beta Butanoic acid, octahydro-1,7,8-trihydroxy-6-indolizinyl ester, (1S-(1alpha,6beta,7alpha,8beta,8abeta))- MDL 28,574 MDL 28574