InChI=1/C17H22N4O4/c18-13-8-6-12(7-9-13)15-11-14(21-25-15)17(23)19-10-4-2-1-3-5-16(22)20-24/h6-9,11,24H,1-5,10,18H2,(H,19,23)(H,20,22)/f/h19-20H 945418EF1CC037F2