49-({3-[(4-amino-5-hydroxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy]-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl}oxy)-5,15-dichloro-2,18,33,36,38-pentahydroxy-19-{[4-methyl-2-(methylamino)pentanoyl]amino}-20,24,27,43,45-pentaoxo-7,13-dioxa-21