InChI=1/C19H23N5O4/c1-3-9-23-17-15(18(26)24(10-4-2)19(23)27)21-16(22-17)12-5-7-13(8-6-12)28-11-14(20)25/h5-8H,3-4,9-11H2,1-2H3,(H2,20,25)(H,21,22)/f/h21H,20H2 83F82A201F316FAB