8-prop-2-ynyl-8-azaspiro[4.5]decane-7,9-dione

8-(4-溴丁基)-8-氮杂螺[4.5]癸烷-7,9-二酮

8-methyl-8-azaspiro[4.5]decane-7,9-dione

8-(4-piperazin-1-ylbutyl)-8-azaspiro[4.5]decane-7,9-dione

替螺酮