2,4-己二炔

4-甲基-3-氧代-3,4-二氢-2H-苯并[1,4]噁嗪-6-羧酸

4-methyl-3-oxo-3,4-dihydro-2H-benz[1,4]oxazine-6-carboxylic acid methyl ester

8-甲氧基喹啉-2-酮

1,4-二甲氧基-2-氟苯