20390-35-6 3,4-Dihydro-3,3-dimethyl-1-(4-pyridyl)isoquinoline dihydrochloride Dichlorhydrate de 3,4-dihydro-3,3-dimethyl-1-(4-pyridyl)isoquinoleine [French] Isoquinoline, 3,4-dihydro-3,3-dimethyl-1-(4-pyridyl)-, dihydrochloride