L-threo-L-ido-undeodialdo-1,5:11,7-dipyranoside,1,11-Dimethyl 1,11-bis-C-[4-chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-7-C-formyl-,(5E,6E,7E,11S) [ 1528739-05-0 ]