117258-15-8

4-Methyl-3-(4-pyridyl)-1H-1,2,4-triazol-5(4H)-one 2,4-DIHYDRO-4-METHYL-5-(4-PYRIDINYL)-3H-1,2,4-TRIAZOL-3-ONE 4-Methyl-3-(pyridin-4-yl)-4,5-dihydro-1H-1,2,4-triazol-5-one 3H-1,2,4-Triazol-3-one,2,4-dihydro-4-methyl-5-(4-pyridinyl)-