1-Hydroxy-alpha-phenylcyclopentaneacetic acid (2-(diethylamino)ethyl) ester hydrochloride 78853-39-1 Benzeneacetic acid, alpha-(1-hydroxycyclopentyl)-, 2-(diethylamino)ethyl ester, hydrochloride Cyclopentaneacetic acid, 1-hydroxy-alpha-phenyl-, (2-(diethylamino)ethyl) ester, hydrochloride cyclodrine hydrochloride