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(2007/10/02)6'-N-(benzyloxyarbonyl)kanamycin A carbonate
N-(Benzyloxycarbonyloxy)succinimide
cycloxexanone dimethyl ketal
6'-N-(benzyloxyarbonyl)-1,3,3''-tri-N-tosylkanamycin A
6'-N,4'-O-carbonyl-4'',6''-O-cyclohexylidene-3',2''-bis-O-(imidazolylthiocarbonyl)-5,2'-O-isopropylidene-1,3,3''-tri-N-tosylkanamycin A
6'-N,4'-O-carbonyl-4'',6''-O-cyclohexylidene-5,2'-O-isopropylidene-1,3,3''-tri-N-tosylkanamycin A
6'-N,4'-O-carbonyl-4'',6''-O-cyclohexylidene-2',3'-O-isopropylidene-1,3,3''-tri-N-tosylkanamycin A
3'-O-acetyl-6'-N,4'-O-carbonyl-4'',6''-O-cyclohexylidene-5,2'-O-isopropylidene-1,3,3''-tri-N-tosylkanamycin A
2''-O-acetyl-6'-N,4'-O-carbonyl-4'',6''-O-cyclohexylidene-2',3'-O-isopropylidene-1,3,3''-tri-N-tosylkanamycin A