piperazin-1-yl(tetrahydrofuran-2-yl)methanone; 1-?Piperazinyl(tetrahyd?ro-?2-?furanyl)?-methanone; 1-?[(tetrahydro-?2-?furanyl)?carbonyl]?-piperazine; (Piperazin-?1-?yl)?(tetrahydrofuran-?2-?yl)?methanone; 1-?(Tetrahydro-?2-?furoyl)?piperazine; 1-?(Tetrahydrofuran-?2-?carbonyl)?piperazine; 1-?(Tetrahydrofuran-?2-?ylcarbonyl)?piperazine; 1-?[(2,?3,?4,?5-?Tetrahydrofuran-?2-?yl)?carbonyl]?piperazine; 4-?[(Tetrahydrofuran-?2-?yl)?carbonyl]?piperazine; N-?(Tetrahydro-?2-?furoyl)?piperazine; Terazosin EP Impurity N
