InChI=1/C22H21ClN4O4/c1-4-31-19-8-5-16(6-9-19)22(28)25-24-13-17-11-14(2)26(15(17)3)18-7-10-20(23)21(12-18)27(29)30/h5-13H,4H2,1-3H3,(H,25,28)/b24-13+/f/h25H 2B3D43306ED0632C