InChI=1/C20H19N5O3/c1-11-3-4-12(2)17(9-11)25-18(26)8-7-15(24-25)19(27)21-13-5-6-14-16(10-13)23-20(28)22-14/h3-6,9-10H,7-8H2,1-2H3,(H,21,27)(H2,22,23,28)/f/h21-23H A5F32A4358083083