InChI=1/C19H20N4O3/c1-3-9-23-18(25)14(17(24)21-19(23)26)16-15-12(8-10-22(16)2)11-6-4-5-7-13(11)20-15/h3-7,16,20,25H,1,8-10H2,2H3,(H,21,24,26)/t16-/m0/s1/f/h25h,21-22H 6C0BFE35DB8EBFC4