3-methylideneoxane

四氢吡喃-3-甲腈

3,4-二氢-2H-吡喃并[3,2-b]喹啉

3,4-Dihydro-1H-pyrano<3,4-b>chinolin

2-phenyl-3,5,6,8-tetrahydro-2H-pyrano[3,4-b]pyran-4-one