InChI=1/C19H25N5O3/c1-2-10-20-17(25)13-21-19(27)23-16-8-11-24(12-9-16)14-18(26)22-15-6-4-3-5-7-15/h1,3-7,16H,8-14H2,(H,20,25)(H,22,26)(H2,21,23,27)/p+1/fC19H26N5O3/h20-24H/q+1 8C9B59CB120B89CA