InChI=1/C20H23N5O3/c1-25(2)17-14(5-4-10-21-17)12-22-19(27)20(28)24-16-7-3-6-15(11-16)23-18(26)13-8-9-13/h3-7,10-11,13H,8-9,12H2,1-2H3,(H,22,27)(H,23,26)(H,24,28)/p+1/fC20H24N5O3/h21-24H/q+1 E87AF2BD84CBFE9C