InChI=1/C22H21N5O2/c1-3-29-16-10-8-15(9-11-16)20-12-21(26-25-20)22(28)27-23-13-18-14(2)24-19-7-5-4-6-17(18)19/h4-13,23H,3H2,1-2H3,(H,25,26)(H,27,28)/b18-13-/f/h25,27H C54100A92827801A