InChI=1/C21H34N2O3/c1-5-7-18-8-10-19(11-9-18)20(24)12-13-21(25)23(16-17-26-4)15-6-14-22(2)3/h8-11H,5-7,12-17H2,1-4H3/p+1/fC21H35N2O3/h22H/q+1 70DFFD2053C17501