(3R-cis)-4-(3-(3-Ethenyl-4-piperidinyl)propyl)quinoline dihydrochloride 4(R)-(3-(4-Quinolyl)propyl) 3(R)-vinyl piperidine dihydrochloride 65878-02-6 Quinoline, 4-(3-(3-ethenyl-4-piperidinyl)propyl)-, dihydrochloride, (3R-cis)-