Tulathromycin A

TULATHROMYCIN B;Tulathromycin;(2R,3R,6R,8R,9R,10S,11S,12R)-11-[2,6-Dideoxy-3-C-methy-3-0-methyl-4-C-[(propylamino)methyl]-a-L-ribo-hexopyranosyl[oxy]-2-(1R,2R)-1,2-dinydroxy-1-methylbutyl]-8-hydroxy-3,6,8,10,12-pentamethyl-9-[3,4,6-trideoxy-3-(dimethylamino)-b-D-xylo-hexopyranosyloxy]-1-0xa-4-azacyclotridecan-13-one