ethyl 4-acetyl-5-methyl-1-phenylpyrazole-3-carboxylate

N-diphenylphosphorylethanamine

2-(1H-pyridin-2-ylidene)indene-1,3-dione

三乙基-1,3,5-戊烷三羧酸酯

4-(4-aminoanilino)phenol