InChI=1/C20H23ClN4O4/c1-25(12-20(28)24-16-4-2-3-15(21)9-16)11-19(27)23-10-14-5-7-17(8-6-14)29-13-18(22)26/h2-9H,10-13H2,1H3,(H2,22,26)(H,23,27)(H,24,28)/p+1/fC20H24ClN4O4/h23-25H,22H2/q+1 30002A8194A30E59