InChI=1/C19H26N6O4/c1-13(2)24(3)11-5-10-20-17(26)18(27)21-14-6-8-15(9-7-14)25-12-16(22-23-25)19(28)29-4/h6-9,12-13H,5,10-11H2,1-4H3,(H,20,26)(H,21,27)/p+1/fC19H27N6O4/h20-21,24H/q+1 67BD0E05777F5CD4