2-(4-(benzo[d][1,3]dioxol-5-ylmethyl)piperazin-1-yl)pyrimidin-5-ol; 1-(3,4-Methylenedioxybenzyl)-4-(5-hydroxy-2-pyrimidinyl)piperazine; 1-(3,4-Methylenedioxybenzyl)-4-(2-pyrimidyl-5-hydroxy)piperazine; 2-[4-(1,3-Benzodioxol-5-ylmethyl)-1-piperazinyl]-5-pyrimidinol