InChI=1/C20H23ClN4O4/c1-3-25(12-18(26)22-14-8-10-15(29-2)11-9-14)13-19(27)23-24-20(28)16-6-4-5-7-17(16)21/h4-11H,3,12-13H2,1-2H3,(H,22,26)(H,23,27)(H,24,28)/p+1/fC20H24ClN4O4/h22-25H/q+1 8B402053F4FC74F7