1H,5H-Cyclopenta(3,4)(1)benzopyrano(6,7,8-ij)quinolizin-12(9H)-one, 2,3,6,7,10,11-hexahydro- (9CI) 1H,5H-Cyclopenta(3,4)(1)benzopyrano(6,7,8-ij)quinolizin-12(9H)-one,2,3,6,7,10,11-hexahydro- 2,3,6,7,10,11-Hexahydro-1H,5H-cyclopenta(3,4)(1)benzopyrano(6,7,8-ij)quinolizin-12(9H)-one 41175-45-5 Coumarin 106 EINECS 255-246-3 NSC 290434