InChI=1/C19H17NO5/c21-15-3-1-11(7-17(15)23)5-13-9-20-10-14(19(13)25)6-12-2-4-16(22)18(24)8-12/h1-8,20-24H,9-10H2/b13-5+,14-6+ 5968DDE9A5928B12