AIDS-135172 AIDS135172 N,N-Diethyl-3,8-dimethyl-7-phenylpyrazolo[5,1-c][1,2,4]triazin-4-amine N-(3,8-Dimethyl-7-phenylpyrazolo[5,1-c][1,2,4]triazin-4-yl)-N,N-diethylamine NSC634521