英文别名:
7-cyano-3,4-dihydro-2,2-diMethyl-2H-1-benzopyran-4-one;2,2-Dimethyl-4-oxochroman-7-carbonitrile;3,4-dihydro-2,2-dimethyl-4-oxo-2H-chromene-7-carbonitrile;2,2-DIMETHYL-4-OXOCHROMANE-7-CARBONITRILE;2H-1-Benzopyran-7-carbonitrile, 3,4-dihydro-2,2-dimethyl-4-oxo-