盐酸左卡巴司汀EP杂质K 货号:L067011 英文名:Levocabastine hydrochloride EP Impurity K 同义词:左卡巴司丁;佐卡司汀;1-((1s,4s)-4-cyano-4-(4-fluorophenyl)cyclohexyl)-3-methyl-4-phenylpyridin-1-ium CAS号:N/A 分子式:C25H24FN2 分子量:371.47 询价订购