InChI=1/C21H29NO3/c1-21(2,3)17-9-5-6-10-18(17)24-14-15-25-20-16(12-13-22)8-7-11-19(20)23-4/h5-11H,12-15,22H2,1-4H3/p+1/fC21H30NO3/h22H/q+1 A94F720B74094906