499778-94-8 Benzoic acid, 4-methoxy-,(1R,3R,5S,7R,9S,11S)-1-(2-aminoethyl)-11-[2-(2,2-dimethyl-1-oxopropoxy)ethyl]-3,5,7,9-tetrahydroxy-1,11-undecanediyl ester 499779-00-9 Benzoic acid, 4-methoxy-,(1R,3R,5R,7S,9S,11S)-1-(2-aminoethyl)-11-[2-(2,2-dimethyl-1-oxopropoxy)ethyl]-3,5,7,9-tetrahydroxy-1,11-undecanediyl ester