trans-N-(aminoiminomethyl)-2-(2,3-dihydro-4-benzofuranyl)-cyclopropanecarboxamide 生成 (1S-trans)-N-(aminoiminomethyl)-2-(2,3-dihydro-4-benzofuranyl)cyclopropanecarboxamide 、 (1R-trans)-N-(aminoiminomethyl)-2-(2,3-dihydro-4-benzofuranyl)cyclopropanecarboxamide