InChI=1/C21H28N4O4/c1-25(13-20(22)26)21(27)10-15-7-8-23-12-16(15)9-17-11-19(29-24-17)14-3-5-18(28-2)6-4-14/h3-6,11,15-16,23H,7-10,12-13H2,1-2H3,(H2,22,26)/p+1/t15-,16-/m0/s1/fC21H29N4O4/h23H,22H2/q+1 CE7E39EA9193B70E