1,5-diphenylpent-4-yne-1,3-dione

3,8-diphenyl-1,6-dioxa-2,7-diaza-spiro[4.4]nona-2,7-diene

苯甲腈 N-氧化物

2,6-二(苯基)吡喃-4-酮

phenyl 3-phenyl-5-isoxazolylmethyl ketone