2-乙氧基-5-碘吡啶

3-氰基-3-乙基-5-甲基己酸乙酯

6-bromo-3-[(6-bromo-4-oxochromen-3-yl)-ethoxymethyl]chromen-4-one

1-anilino-1,3-diphenylthiourea

ethyl 5-oxo-7,8-dihydro-6H-naphthalene-2-carboxylate