2,3-Dihydro-5-oxo-(1H,5H)-benzo[ij]quinoline-6-carboxaldehyde2,3-Dihydro-5-oxo-(1H,5H)-benzo[ij]-quinolizine-6-carboxaldehyde3-oxo-3,5,6,7-tetrahydropyrido[3,2,1-ij]quinoline-2-carbaldehyde2,3-Dihydro-5-oxo-1H,5H-benzo[ij]quinolizine-6-carboxaldehyde5-Oxo-2,3-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline-6-carboxaldehyde2,3-二氢-5-羰基-1H,5H-1,4-苯并[ij]喹嗪-6-甲醛5-Oxo-2,3-dihydro-1H,5H-benzo[ij]quinolizine-6-carboxaldehyde