2-(3,5-Dimethyl-1H-pyrazol-1-yl)-N-(2-(3,5-dimethyl-1H-pyrazol-1-yl)ethyl)ethanamine AIDS-131947 AIDS131947 N,N-Bis(2-(3,5-dimethyl-1H-pyrazol-1-yl)ethyl)amine NSC625019