InChI=1/C16H16N4O2/c1-16(12-3-2-8-18-9-12)14(21)20(15(22)19-16)10-11-4-6-13(17)7-5-11/h2-9H,10,17H2,1H3,(H,19,22)/t16-/m0/s1/f/h19H 430C85EA5BFE70C5