1-Tetrahydro-2H-pyran-4-yl-1H-pyrazol-4-amine; 4-Amino-1-(tetrahydro-2H-pyran-4-yl)-1H-pyrazole, 4-(4-Amino-1H-pyrazol-1-yl)tetrahydro-2H-pyran; 1-(oxan-4-yl)pyrazol-4-amine;