Chemical Name: (4S)-4-ethyl-4,9-dihydroxy-1H-pyrano[3′,4′:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione Hydrochloride (as per EP);(S)-4,11-Diethyl-4,9-dihydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione Hydrochloride (as per USP)
Synonym: (1RS)-1-(6-chloro-9H-carbazol-2-yl)ethanol