Synonyms: 2-sec-butyl-4-[4-[4-(4-hydroxyphenyl)piperazin-1-yl]phenyl]-2,4-dihydro-[1,2,4]triazol-3-one; 2,4-dihydro-4-[4-[4-(4-hydroxyphenyl)-1-piperazinyl]-phenyl]-2-(1-methylpropyl)-3H-1,2,4-triazol-3-one; 2,4-dihydro-4-[4-[4-(4-hydroxyphenyl)-1-piperazinyl]phenyl]-2-(1-methylpropyl)-3H-1,2,4-triazole-3-one; 1-sec butyl-[4[4(4-hydroxyphenyl)-1-piperazinyl]-phenyl]-1,2,4-triazolo-5-one; 2-sec-butyl-4-{4-[4-(4-hydroxyphenyl)piperazin-1-yl]phenyl}-2h-1,2,4-triazol-3(4H)-one; 2,4-dihydro-4-[4-[4-(4-hydroxyphenyl)-1-piperazinyl]phenyl]-2-(1-methylpropyl)-3H-1,2,4-triazol-3-one; 2,4-dihydro-4-(4-(4-(4-hydroxyphenyl)-1-piperazinyl)phenyl)-2-(1-methylpropyl)-3H-1,2,4-triazol-3-one