InChI=1S/C22H30N2O3/c1-3-19-16-26-22(23-19)18-10-12-20(13-11-18)25-14-8-6-4-5-7-9-21-15-17(2)24-27-21/h10-13,15,19H,3-9,14,16H2,1-2H3/t19-/m0/s1