(1S,9S)-1-amino-9-ethyl-5-fluoro-9-hydroxy-4-methyl-2,3,12,15-tetrahydrobenzo[de]pyrano[3',4':6,7]indolizino[1,2-b]quinoline-10,13(1H,9H)-dione methanesulfonate
(1S,9S)-1-amino-9-ethyl-5-fluoro-9-hydroxy-4-methyl-2,3,12,15-tetrahydrobenzo[de]pyrano[3',4':6,7]indolizino[1,2-b]quinoline-10,13(1H,9H)-dione methanesulfonate