label: 3-METHYL-3,4-DIHYDRO-5,6,7-TRIHYDROXY-4-(30-METHOXY-40-HYDROXYPHENYL)-1H-(2)-BENZOPYRAN-1-ONE, (3R,4S)-
label_lc: 3-methyl-3,4-dihydro-5,6,7-trihydroxy-4-(30-methoxy-40-hydroxyphenyl)-1h-(2)-benzopyran-1-one, (3r,4s)-