2-氨基-7-boc-7-氮杂螺[3.5]壬烷

tert-Butyl 2-(4-nitrophenoxycarbonylamino)-7-azaspiro[3.5]nonane-7-carboxylate

tert-butyl 2-ethoxycarbonylamino-7-azaspiro[3.5]nonane-7-carboxylate

tert-butyl 2-(3-carbamoylisoxazol-5-ylmethoxycarbonylamino)-7-azaspiro[3.5]nonane-7-carboxylate

3-carbamoylisoxazol-5-ylmethyl[7-(5-bromopyridin-2-yl)-7-azaspiro[3.5]non-2-yl]carbamate