InChI=1/C20H21ClN4O2/c1-13-4-6-14(7-5-13)18(25(2)3)12-23-19(26)20(27)24-17-10-16(21)9-8-15(17)11-22/h4-10,18H,12H2,1-3H3,(H,23,26)(H,24,27)/t18-/m1/s1/f/h23,25H A2787A71402DCAB2