英文别名LD 490; Coumarin 6H; 2,3,5,6-1H,4H-TETRAHYDROQUINOLIZINO[9,9A,1-GH]COUMARIN; 2,3,6,7-tetrahydro-1h,5h,11h-(1)benzopyrano(6,7,8-ij)-quinolizin-11-one; 5h,11h-(1)benzopyrano(6,7,8-ij)quinolizin-11-one,2,3,6,7-tetrahydro-1; 5h,11h-[1]benzopyrano[6,7,8-ij]quinolizin-11-one,2,3,6,7-tetrahydro-1; c6h; excitonld490; ld490; COUMARIN 540H; 2,3,6,7-tetrahydro-1H,5H-quinolizino<9,9a,1-gh>coumarin; 2,3,6,7-tetrahydro-1H,5H,11H-benzopyrano<6,7,8-i,j>quinolizin-11-one; Exciton LD 490; coumarin-6H; 2,3,6,7-tetrahydro-1H,5H,11H-pyrano[2,3-f]pyrido[3,2,1-ij]quinolin-11-one; 2,3,5,6-Tetrahydro-1H,4H-11-oxa-3a-aza-benzo[de]anthracen-10-one 
