N1-(4-methoxybenzyl)-N2,N2-dimethyl-D6-N1-(pyridin-2-yl)ethane-1,2-diamine;2-((2-(Dimethylamino)ethyl)-(p-methoxybenzyl)amino)pyridine-D6;N-(p-Methoxybenzyl)-N',N'-dimethyl-N-2-pyridylethylenediamine-D6;N-p-Methoxybenzyl-N',N'-dimethyl-N-alpha-pyridylethylenediamine-D6;p-Methoxybenzyl-alpha-pyridyl-dimethyl-aethylendiamin [German]-D6;Pyridine, 2-((2-(dimethylamino)ethyl)(p-methoxybenzyl)amino)--D6;N-(para-Methoxybenzyl)-N',N'-dimethyl-N-2-pyridylethylenediamine-D6;N-para-Methoxybenzyl-N',N'-dimethyl-N-alpha-pyridylethylenediamine-D6