InChI=1/C14H16N4O4/c19-13-14(20)16-11-7-12(18(21)22)9(6-10(11)15-13)8-17-4-2-1-3-5-17/h6-7H,1-5,8H2,(H,15,19)(H,16,20)/f/h15-16H 156F05067C9BF4ED