InChI=1/C18H29N5O4/c1-18(2,12-21(3)4)11-20-16(24)13-5-7-22(8-6-13)17(25)15-9-14(10-19-15)23(26)27/h9-10,13H,5-8,11-12H2,1-4H3,(H2,19,20,24,25)/f/h20-21H 1B995128A712254F