5-23-01-00357 (Beilstein Handbook Reference) 55291-01-5 BRN 0864099 N,N''-(1,4-Piperazinediyldi-3,1-propanediyl)bis(N'-(4-methylphenyl)urea) Urea, N,N''-(1,4-piperazinediyldi-3,1-propanediyl)bis(N'-(4-methylphenyl)-