label: bis(4-(N-(1',3',4',6'-tetra-O-benzoyl-2-deoxyglucopyranosyl)imido-4-oxo-2-butenoic acid)-di-n-butyltin)carboxylate
label_lc: bis(4-(n-(1',3',4',6'-tetra-o-benzoyl-2-deoxyglucopyranosyl)imido-4-oxo-2-butenoic acid)-di-n-butyltin)carboxylate