4(1H)-Quinazolinone, 2,3-dihydro-8-bromo-3-(4-methoxyphenyl)-2-thioxo-, compd. with piperazine (2:1) 4(1H)-Quinazolinone, 2,3-dihydro-8-bromo-3-(4-methoxyphenyl)-2-thioxo-, compd. with piperazine(2:1) 75129-94-1