63937-17-7 CEVANE-3-beta,4-beta,6-alpha,7-alpha,14,15-alpha,16-beta,20-OCTOL, 4,9-EPOXY-, H Cevane-3-beta,4-beta,6-alpha,7-alpha,14,15-alpha,16-beta,20-octol, 4,9-epoxy-, hydrochloride Protoverine hydrochloride