InChI=1/C21H28BrN3O2/c1-12(2)18(19(26)24-17-4-3-16(22)11-23-17)25-20(27)21-8-13-5-14(9-21)7-15(6-13)10-21/h3-4,11-15,18H,5-10H2,1-2H3,(H,25,27)(H,23,24,26)/t13?,14?,15?,18-,21?/m1/s1/f/h24-25H 63DF0485C7DAA93D