InChI=1/C18H22N4O3/c1-3-25-17(23)14-4-6-15(7-5-14)20-16-12-13(2)19-18(21-16)22-8-10-24-11-9-22/h4-7,12H,3,8-11H2,1-2H3,(H,19,20,21)/f/h20H 69B1546DE877436E