label: 2-methoxy-3-methyl-6-oxo-4-(2,3,4-tri-O-acetyl-beta-D-xylopyranosylamino)-1,6-dihydropyrimidine-5-carbaldehyde
label_lc: 2-methoxy-3-methyl-6-oxo-4-(2,3,4-tri-o-acetyl-beta-d-xylopyranosylamino)-1,6-dihydropyrimidine-5-carbaldehyde