1-(3-chlorophenyl)-3-(2,6-dimethylpyrimidin-4-yl)urea

1-(4-chlorophenyl)-3-(2,6-dimethylpyrimidin-4-yl)urea

1-(2,6-dimethylpyrimidin-4-yl)-3-[3-(trifluoromethyl)phenyl]urea

3,3-二甲基-2-亚甲基丁酸甲酯

4-hydroxy-2-methyl-3-phenyl-2H-furan-5-one