1 2L1 2-[(4-methyl-1h-imidazol-5-yl)methyl]-1,2,3,4-tetrahydroisoquinoline 1.000 2 2L2 2-[(4-methyl-1h-imidazol-5-yl)methyl]-1,2,3,4-tetrahydroisoquinolin-8-amine 0.944 3 4X8 2-[(4-amino-3-methylpyridin-2-yl)methyl]-1,2,3,4-tetrahydroisoquinolin-8-amine 0.762