InChI=1/C17H23NO4/c1-11-10-22-12(2)9-18(11)17(19)13(3)14-4-5-15-16(8-14)21-7-6-20-15/h4-5,8,11-13H,6-7,9-10H2,1-3H3/t11-,12-,13-/m0/s1 C6E164349633788D