苯甲醛二甲缩醛

3-氧丁酸

4-methyl-2-oxo-5-[(4-oxo-3-propyl-2-sulfanylidene-1,3-thiazolidin-5-ylidene)methyl]-1-propyl-6-pyrrolidin-1-ylpyridine-3-carbonitrile

4-溴苯甲醛

1-(3-phenyloxiran-2-yl)ethanone