methyl 3-bromo-2-fluoropropanoate

戊二酰亚胺

methyl 5-amino-5-oxopentanoate

4-[(E)-3-methoxy-3-oxoprop-1-enyl]benzoic acid

二甲基4-氰基-4-[3-(环戊基氧基)-4-甲氧基苯基]庚烷二酸酯