InChI=1/C15H19NO4/c1-10(7-11-5-3-2-4-6-11)8-12(14(17)18)9-13(16)15(19)20/h2-7,12-13H,8-9,16H2,1H3,(H,17,18)(H,19,20)/p-1/b10-7+/t12-,13+/m1/s1/fC15H18NO4/h16H/q-1 27328C354E6B645C