InChI=1/C19H27N5O4/c1-18(2,3)20-14(25)11-23(5)12-15(26)22-24-16(27)19(4,21-17(24)28)13-9-7-6-8-10-13/h6-10H,11-12H2,1-5H3,(H,20,25)(H,21,28)(H,22,26)/p+1/t19-/m0/s1/fC19H28N5O4/h20-23H/q+1 8CB33503799FCA50