InChI=1/C14H13NO3/c1-2-17-13-11-7-9-5-3-4-6-10(9)8-12(11)18-14(16)15-13/h3-8,13H,2H2,1H3,(H,15,16)/t13-/m1/s1/f/h15H A37B43850C775702