哌嗪

7-溴-2,3-二氢苯并呋喃

二(2-氯乙基)胺盐酸盐

2,3-二氢苯并[b]呋喃-7-胺

4-(2,3-dihydro-benzofuran-7-yl)-piperazine-1-carboxylic acid tert-butyl ester