InChI=1/C19H15NO5/c1-25-16-9-3-11(10-15(16)21)2-6-13-7-4-12-5-8-14(19(23)24)18(22)17(12)20-13/h2-10,21-22H,1H3,(H,23,24)/p-1/b6-2+/fC19H14NO5/q-1 392D90976DBF1A0A