4-Benzyloxy-3,5-dichloro-2-methoxy-6-methyl-benzoic acid (2R,3S,4R,6S)-6-[(2R,3R,4S,5R,6R)-4-benzyloxy-5,6-bis-(4-methoxy-benzyloxy)-2-methyl-tetrahydro-pyran-3-yloxy]-4-hydroxy-2-methyl-tetrahydro-pyran-3-yl ester

4-benzyloxy-3,5-dichloro-2-methoxy-6-methyl-benzoic acid 6-[4-benzyloxy-5,6-bis-(4-methoxy-benzyloxy)-2-methyl-tetrahydro-pyran-3-yloxy]-4-(5-methoxy-4,6-dimethyl-4-nitro-tetrahydro-pyran-2-yloxy)-2-methyl-tetrahydro-pyran-3-yl ester