| 摘要 |
A 4-(2-amino-1-hydroxyethyl)oxazoline derivative of the formula [XIII]and a method for producing the same, in which R4 is an optionally substituted alkyl, an optionally substituted aryl, an optionally substituted heteroaryl, an optionally substituted aralkyl or an optionally substituted heteroarylalkyl, and R6 and R7 are the same or different and each is a hydrogen atom, an optionally substituted alkyl, an optionally substituted aryl, an optionally substituted heteroaryl or an optionally substituted aralkyl, or R6 and R7 combinedly form, together with the adjacent nitrogen atom, a hetero ring, the hetero ring being optionally substituted by halogen atom, alkyl, alkenyl, alkoxy, amino, alkoxycarbonyl, carboxamide or alkyl-substituted carbamoyl, an enantiomer thereof or a salt thereof.
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