3-[苄基-(2-甲氧基羰基乙基)-氨基]-丙酸乙酯

4-cyclopentylmethyl-morpholine

环戊烷

4-(6-溴吡嗪-2-基)吗啉

4-氯-6-吗啉-4-基嘧啶-2-胺