InChI=1/C21H17N5O/c1-25-20(16-6-7-17-18(13-16)24-11-10-23-17)19(21(27)26(25)2)15-5-3-4-14(12-15)8-9-22/h3-7,10-13H,8H2,1-2H3 EC4BD179A13D1041