ethyl (E)-3-(carbamoylamino)-2-cyanoprop-2-enoate

1-(1-phenyl-1,2,4-triazol-3-yl)ethanone

原甲酸三戊酯

氯亚磺酸乙酯

2,4,6-trihydroxy-3-methyl-5-(3-methylbutanoyl)benzaldehyde