英文别名5-(trifluoromethyl)pyrazin-2(1H)-one; 5-Hydroxy-2-(trifluoromethyl)pyrazine; 2(1H)-PYRAZINONE,5-(TRIFLUOROMETHYL)-; 5-(trifluoromethyl)-1H-pyrazin-2-one; 5-(Trifluoromethyl)-2(1H)-pyrazinone; 2-Hydroxy-5-(trifluoromethyl)pyrazine; 5-trifluoromethylpyrazin-2-one 
