InChI=1/C16H16N2O3/c1-11(12-6-2-4-8-15(12)18(19)20)17-14-10-21-16-9-5-3-7-13(14)16/h2-9,11,14,17H,10H2,1H3/t11-,14+/m1/s1 5BFC6F4197996B04