InChI=1/C20H26BrNO3/c1-4-17(12-23)22-11-16-9-18(21)20(19(10-16)24-3)25-13-15-7-5-6-14(2)8-15/h5-10,17,22-23H,4,11-13H2,1-3H3/p+1/t17-/m0/s1/fC20H27BrNO3/h22H/q+1 89A3E6505EF6A51E