4-氯-5-嘧啶甲腈;
4-chloro-5-cyanopyrimidine;5-PYRIMIDINECARBONITRILE,4-CHLORO;4-CHLORO-5-PYRIMIDINECARBONITRILE;4-Chloropyridmine-5-carbonitrile;4-Chlor-5-cyan-pyrimidin;
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