InChI=1/C17H16N2O3/c1-3-9(2)13-11(8-18)16(19)22-15-10-6-4-5-7-12(10)21-17(20)14(13)15/h4-7,9,13H,3,19H2,1-2H3/t9-,13+/m1/s1 057DE447DA545FE3