InChI=1/C19H25N5O3/c1-13-22-18(24-27-13)19(9-4-3-5-10-19)21-12-16(25)23-15-8-6-7-14(11-15)17(26)20-2/h6-8,11,21H,3-5,9-10,12H2,1-2H3,(H,20,26)(H,23,25)/p+1/fC19H26N5O3/h20-21,23H/q+1 66E394176BCAEC98