N,N'<(benzyloxy)carbonyl>spectinoid acid lactone
N,N'-<(benzyloxy)carbonyl>-4(R)-dihydrospectinomycin
Acetic acid (2S,4R,6R)-2-[(1R,2R,3S,4R,5R,6S)-3,5-bis-(benzyloxycarbonyl-methyl-amino)-2,4,6-tris-(2,2,2-trichloro-ethoxycarbonyloxy)-cyclohexyloxy]-6-methyl-3-oxo-tetrahydro-pyran-4-yl ester
4-O-acetyl-7,9-O-(trichloroethoxycarbonyl)-N,N'-<(benzyloxy)carbonyl>-4(R),4a(R)-tetrahydrospectinomycin
Carbonic acid (1R,2S,3R,4R,5S,6R)-2,4-bis-(benzyloxycarbonyl-methyl-amino)-6-((3aR,4S,6R,7aR)-2-methoxy-2,6-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran-4-yloxy)-3,5-bis-(2,2,2-trichloro-ethoxycarbonyloxy)-cyclohexyl ester 2,2,2-trichloro-ethyl ester