InChI=1/C15H28N4O2/c16-14(20)10-19(13-6-8-17-9-7-13)11-15(21)18-12-4-2-1-3-5-12/h12-13,17H,1-11H2,(H2,16,20)(H,18,21)/p+1/fC15H29N4O2/h17-18H,16H2/q+1 B2E110465FA4630B