(4R)-4,11-Diethyl-4,9-dihydroxy-1H-pyrano[3,4:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)dione

(4R)-4,11-Diethyl-4,9-dihydroxy-1H-pyrano[3,4:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)dione · CAS 647852-82-2