3-Chloro-4-cyanobenzotrifluoride3-氯-4-氰基三氟甲苯3-Chloro-4-cyanobenzotrifluoride2-氯-4-(三氟甲基)苯甲腈2-Chloro-4-(trifluoromethyl)benzonitrile2-Chloro-4-(trifluoromethyl)benzonitrile 98%2-Chloro-4-trifluoromethylbenzonitrile2-Chloro-α,α,α-trifluoro-p-tolunitrile2-Chloro-4-(trifluoromethyl)benzonitrile2-氯-(4-三氟甲基)苯甲腈