InChI=1/C17H21NO3/c1-12-15(19)7-6-14-13(10-16(20)21-17(12)14)11-18-8-4-2-3-5-9-18/h6-7,10,19H,2-5,8-9,11H2,1H3/p+1/fC17H22NO3/h18H/q+1 AA435CD5F8F53A76