InChI=1/C18H28N4O5/c1-4-27-14(24)10-21(8-12-5-6-12)9-13(23)15-16(19)22(7-11(2)3)18(26)20-17(15)25/h11-12H,4-10,19H2,1-3H3,(H,20,25,26)/f/h20H C13624ECA9E547DE