InChI=1/C17H23NO3/c19-15-5-3-1-2-4-6-16(15)21-13-8-9-14-12(11-13)7-10-17(20)18-14/h8-9,11,15-16,19H,1-7,10H2,(H,18,20)/t15-,16-/m1/s1/f/h18H 679322FA960817B1