InChI=1/C16H23NO3/c1-2-5-14-6-3-4-7-16(14)20-13-15(18)12-17-8-10-19-11-9-17/h2-4,6-7,15,18H,1,5,8-13H2/t15-/m0/s1 1176CF4E7EB78460