InChI=1/C21H26N2O4/c22-14-8-7-13-19(20(24)26-15-17-9-3-1-4-10-17)23-21(25)27-16-18-11-5-2-6-12-18/h1-6,9-12,19H,7-8,13-16,22H2,(H,23,25)/p+1/t19-/m1/s1/fC21H27N2O4/h22-23H/q+1 66B36104B4D29115