CAS No 121470-24-4 , 1-Oxa-6-azacyclopentadecan-15-one,13-[(2,6-dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-2-ethyl-3,4,10-trihydroxy-3,5,6,8,10,12,14-heptamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-b-D-xylo-hexopyranosyl]oxy]-,hydrate (1:1), (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-