InChI=1/C19H17NO4/c1-23-19(22)16-11-12-4-2-3-5-15(12)20(16)18(21)14-6-7-17-13(10-14)8-9-24-17/h2-7,10,16H,8-9,11H2,1H3/t16-/m0/s1 8325DF60E5E08748