4-(N-(7-(3-(1-carbamoyl-1,1-diphenylmethyl)pyrrolidin-1-yl)hept-1-yl)-N-(n-propyl)amino)-1-(2,6-dimethoxybenzyl)piperidine
4-(n-(7-(3-(1-carbamoyl-1,1-diphenylmethyl)pyrrolidin-1-yl)hept-1-yl)-n-(n-propyl)amino)-1-(2,6-dimethoxybenzyl)piperidine