InChI=1/C17H21N5O4/c1-9(2)14(16-20-15(21-26-16)11-5-6-11)19-17(23)18-12-7-4-10(3)13(8-12)22(24)25/h4,7-9,11,14H,5-6H2,1-3H3,(H2,18,19,23)/t14-/m1/s1/f/h18-19H E5EAF8D144A628F4