5-23-01-00357 (Beilstein Handbook Reference) 55290-98-7 BRN 0860835 N,N''-(1,4-Piperazinediyldi-3,1-propanediyl)bis(N'-phenylurea) Urea, N,N''-(1,4-piperazinediyldi-3,1-propanediyl)bis(N'-phenyl-