146109-31-1 CGH46 N-(Tris((beta-D-galactopyranosyloxy)methyl)methyl)-N alpha-(acetyl)glycinamide ansamycin conjugate Propanoic acid, 2,2-dimethyl-, 7-((5-(acetyloxy)-15-((2-((2-(beta-D-galactopyranosyloxy)-1,1-bis(beta-D-galacopyranosyloxy)methyl)ethyl)amino)-2-oxoethyl)amino)-7,9-dihydroxy-3-methoxy-4,6,8,10,14-pentamethyl-15-oxo-1,11,13-pentadecatrienyl)oxy)-2-(1,1-dimethylethyl)-6,7-dihydro-5-hydroxy-7,9-dimethyl-6-oxo-4-(4-((2,4,6-trimethylphenyl)methyl)-1-piperazinyl)furo(3',2':5,6)naphth(2,1-d)oxazol-10-yl ester, (7S-(7R*(1E,3S*,4S*,5R*,6S*,7S*,8S*,9R*,10R*,11