InChI=1/C19H25N5O4/c20-16(25)10-22-17(26)13-2-1-3-14(8-13)23-19(28)18(27)21-9-12-6-7-24(11-12)15-4-5-15/h1-3,8,12,15H,4-7,9-11H2,(H2,20,25)(H,21,27)(H,22,26)(H,23,28)/p+1/t12-/m1/s1/fC19H26N5O4/h21-24H,20H2/q+1 220E626EEDA9ADB0