Synonyms: Tylosin,4A-O-de(2,6-dideoxy-3-C-methyl-a-L-ribo-hexopyranosyl)-20-deoxo-20-(3,5-dimethyl-1-piperidinyl)-,[20(cis)]-, phosphate (1:1) (salt);[(2R,3R,4E,6E,9R,11R,12S,13S,14R)-12-{[3,6-Dideoxy-3-(dimethylamino)-beta-D-glucopyranosyl]oxy}-11-{2-[(3R,5S)-3,5-dimethylpiperidin-1-yl]ethyl}-2-ethyl-14-hydroxy-5,9,13-trimethyl-8,16-dioxooxacyclohexadeca-4,6-dien-3-yl]methyl 6-deoxy-2,3-di-O-methyl-beta-D-allopyranoside phosphate (1:1);oxacyclohexadeca-11,13-diene-2,10-dione, 15-[[(6-deoxy-2,3-di-O-methyl-beta-D-allopyranosyl)oxy]methyl]-6-[[3,6-dideoxy-3-(dimethylamino)-beta-D-glucopyranosyl]oxy]-7-[2-[(3R,5S)-3,5-dimethyl-1-piperidinyl]ethyl]-16-ethyl-4-hydroxy-5,9,13-trimethyl-, (4R,5S,6S,7R,9R,11E,13E,15R,16R)-, phosphate (1:1) (salt);Tylosin, 4(sup A)-O-de(2,6-dideoxy-3-C-methyl-alpha-L-ribo-;