1,2,3,4-Tetrahydro-1-(4-methylphenyl)-2-(1-piperidinylacetyl)isoquinoline 1-(4-Methylphenyl)-2-(2-piperidinoacetyl)-1,2,3,4-tetrahydroisoquinoline hydrochloride 1-(p-Methylphenyl)-2-(alpha-piperidinylacetyl)-1,2,3,4-tetrahydroisoquinoline 112890-84-3 Compound 70026 Isoquinoline, 1,2,3,4-tetrahydro-1-(4-methylphenyl)-2-(1-piperidinylacetyl)- Toquipidine