1-Methyl-N-(2-(2-methyl-1,2,3,4-tetrahydro-2.lambda.~5~-isoquinolin-2-yl)ethyl)-1.lambda.~5~-piperidin-1-amine AIDS-124218 AIDS124218 N-(1-Methyl-1.lambda.~5~-piperidin-1-yl)-N-(2-(2-methyl-1,2,3,4-tetrahydro-2.lambda.~5~-isoquinolin-2-yl)ethyl)amine NSC17770