2-acetyloxy-3,5-dichlorobenzoic acid

N,N'-(2,6-吡啶二基)二(乙酰胺)

1-(2',4'-二氟[1,1'-联苯]-4-基)乙烷-1-酮

benzo[b]pyren-6-yl acetate

acetic acid-(5-arsenoso-2-hydroxy-anilide)