2,2,2-Trichloro-acetimidic acid (3R,4S,6R)-5-[(E)-benzyloxyimino]-3-{(2S,4S,5S)-5-[ethyl-(9H-fluoren-9-ylmethoxycarbonyl)-amino]-4-methoxy-tetrahydro-pyran-2-yloxy}-6-methyl-4-triethylsilanyloxy-tetrahydro-pyran-2-yl ester

{(3S,4S,6S)-6-[(2R,3R,4S,6R)-5-[(E)-Benzyloxyimino]-6-methyl-2-(2-nitro-benzyloxy)-4-triethylsilanyloxy-tetrahydro-pyran-3-yloxy]-4-methoxy-tetrahydro-pyran-3-yl}-ethyl-carbamic acid 9H-fluoren-9-ylmethyl ester