2520-24-3

U-21699 lincomycin B Antibiotic U-21699 D-erythro-a-D-galacto-Octopyranoside, methyl6,8-dideoxy-6-[[[(2S,4R)-4-ethyl-1-methyl-2-pyrrolidinyl]carbonyl]amino]-1-thio- Methyl 6,8-dideoxy-6-[[[(2S,4R)-4β-ethyl-1-methyl-2α-pyrrolidinyl]carbonyl]amino]-1-thio-D-erythro-α-D-galacto-octopyranoside D-erythro-α-D-galacto-Octopyranoside, methyl 6,8-dideoxy-6-[[[(2S,4R)-4-ethyl-1-methyl-2-pyrrolidinyl]carbonyl]amino]-1-thio- (2S,4R)-4-ethyl-N-((1R,2R)-2-hydroxy-1-((2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(methylthio)tetrahydro-2H-pyran-2-yl)propyl)-1-methylpyrrolidine-2-carboxamide