label: (S)-10-[(DIMETHYLAMINO)METHYL]-4-ETHYL-4,9-DIHYDROXY-1H-PYRANO[3',4':6,7]INOLIZINO[1,2-B]-QUINOLINE-3,14(4H,12H)-DIONE
label_lc: (s)-10-[(dimethylamino)methyl]-4-ethyl-4,9-dihydroxy-1h-pyrano[3',4':6,7]inolizino[1,2-b]-quinoline-3,14(4h,12h)-dione