5-24-05-00291 (Beilstein Handbook Reference) 69000-91-5 BRN 0852522 N-(2-Chloroethyl)-N'-(3-(2,3-dioxo-4-propyl-1-piperazinyl)propyl)-N-nitrosourea Urea, N-(2-chloroethyl)-N'-(3-(2,3-dioxo-4-propyl-1-piperazinyl)propyl)-N-nitroso-