InChI=1/C17H20N4O5/c1-11-4-2-3-5-13(11)19-17(23)20-16(22)10-26-15-7-6-12(9-18)8-14(15)21(24)25/h6-8,11,13H,2-5,10H2,1H3,(H2,19,20,22,23)/t11-,13-/m0/s1/f/h19-20H 7D1F7BAE90AEC833