1-(4-Aminobenzoyl)-4-piperonylpiperazine 3398-28-5 4-(4-Piperonylpiperazin-1-ylcarbonyl)aniline 5-23-02-00530 (Beilstein Handbook Reference) Aniline, 4-(4-piperonylpiperazin-1-ylcarbonyl)- BRN 0900340