QL053219

乐博雷生杂质 19

Lemborexant Impurity 19

别名：(1R,2S)-2-(((2,4-dimethylpyrimidin-5-yl)oxy)methyl)-N-((1R,2S)-2-(((2,4-dimethylpyrimidin-5-yl)oxy)methyl)-2-(3-fluorophenyl)cyclopropane-1-carbonyl)-2-(3-fluorophenyl)-N-(5-fluoropyridin-2-yl)cyclopropane-1-carboxamide