InChI=1/C21H27NO3/c1-2-24-21(23)13-15-22-14-6-16-25-20-11-9-19(10-12-20)17-18-7-4-3-5-8-18/h3-5,7-12,22H,2,6,13-17H2,1H3/p+1/fC21H28NO3/h22H/q+1 EE680A8A4466AF8B