InChI=1/C20H26N4O3/c1-5-6-11-27-15-10-8-7-9-14(15)17-21-16-18(22-17)24(12-13(2)3)20(26)23(4)19(16)25/h7-10,13H,5-6,11-12H2,1-4H3,(H,21,22)/f/h21H 486B0766472A3C95