1-Oxa-3,8-diazaspiro(4.5)decan-2-one, 8-(2-(4-pyridyl)ethyl)-, dihydrochloride 23804-99-1 8-(2-(4-Pyridyl)ethyl)-1-oxa-3,8-diazaspiro(4.5)decan-2-one dihydrochloride