4-乙基-7,8-二氢-4-羟基-1H-吡喃并[3,4-F]吲嗪-3,6,10(4H)-三酮
4-乙基-7,8-二氢-4-羟基-1H-吡喃并[3,4-F]吲嗪-3,6,10(4H)-三酮
(±)- 1H-Pyrano[3,4-f]indolizine-3,6,10(4H)-trione, 4-ethyl-7,8-dihydro-4-hydroxy
(±)- 1H-Pyrano[3,4-f]indolizine-3,6,10(4H)-trione, 4-ethyl-7,8-dihydro-4-hydroxy;4-Ethyl-7,8-dihydro-4-hydroxy-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione
