InChI=1/C21H25BrN6O3/c1-11-3-12(2)28(17(30)15(11)16(23)29)25-18(31)20-5-13-4-14(6-20)8-21(7-13,9-20)27-10-24-19(22)26-27/h3,10,13-14H,4-9H2,1-2H3,(H2,23,29)(H,25,31)/t13-,14+,20?,21?/f/h25H,23H2 183E982992A3A51A