InChI=1/C15H15N5O/c1-20-9-10(6-18-20)12-7-17-15(19-12)14-8-16-11-4-2-3-5-13(11)21-14/h2-7,9,14,16H,8H2,1H3,(H,17,19)/t14-/m1/s1/f/h19H FEB644823248A2C5