InChI=1S/C27H31Br2ClN4O3/c28-19-11-18-2-1-17-12-20(30)13-21(29)24(17)25(26(18)32-14-19)16-4-6-33(7-5-16)22(35)9-15-3-8-34(27(31)37)23(36)10-15/h11-16,23,25,36H,1-10H2,(H2,31,37)/t15?,23?,25-/m1/s1