Chemical Name: (4S)-4,8,11-triethyl-4,9-dihydroxy-1H-pyrano[3′,4′:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione Trifluoroacetate(as per EP); (S)-4,8,11-Triethyl-4,9-dihydroxy-1H-pyrano[3′,4′:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione Trifluoroacetate (as per USP)