InChI=1/C19H28N4O4/c1-5-23(9-17(24)20-12(2)3)10-18(25)21-13(4)14-6-7-16-15(8-14)22-19(26)11-27-16/h6-8,12-13H,5,9-11H2,1-4H3,(H,20,24)(H,21,25)(H,22,26)/p+1/t13-/m1/s1/fC19H29N4O4/h20-23H/q+1 426AD1F58C696DE8