4,4-dichlorobut-3-en-2-one

3-chlorobut-3-en-1-ynylbenzene

2-methoxycarbonylmethyl-2-trifluoromethyl-4-oxo-1,2,3,4-tetrahydroquinazoline

4-羟基-2-三氟甲基喹唑啉

4,9-diamantanebisacetic acid