InChI=1/C18H23NO3/c1-2-6-19-7-9-21-17-14-11-15-13(5-8-22-18(15)20)10-12(14)3-4-16(17)19/h10-11,16-17H,2-9H2,1H3/t16-,17-/m1/s1 6FE192DFBADC08EB