label: methyl 4-O-allyl-3-O-benzoylquinovopyranosyl-(1-3')-2,3-O-isopropylidene-3-C-(hydroxymethyl)erythrofuranoside
label_lc: methyl 4-o-allyl-3-o-benzoylquinovopyranosyl-(1-3')-2,3-o-isopropylidene-3-c-(hydroxymethyl)erythrofuranoside