1403-58-3 1405-26-1 18810-02-1 23684-34-6 23684-35-7 24916-51-6 Acetylspiramycin Acetylspiramycinum Foromacidin B Foromacidine B Leucomycin V, 9-O-((2R,5S,6R)-5-(dimethylamino)tetrahydro-6-methyl-2H-pyran-2-yl)-, 3-acetate Leucomycin V, 9-O-(5-(dimethylamino)tetrahydro-6-methyl-2H-pyran-2-yl)-, 3-acetate Leucomycin V, 9-O-(5-(dimethylamino)tetrahydro-6-methyl-2H-pyran-2-yl)-, 3-acetate, (9(2R,5S,6R))- Spiramycin 2 Spiramycin B Spiramycin II