InChI=1/C14H14N4O3/c1-14(12(19)16-9-7-15-18(2)8-9)13(20)17-10-5-3-4-6-11(10)21-14/h3-8H,1-2H3,(H,16,19)(H,17,20)/t14-/m0/s1/f/h16-17H 631C61D6DD07746B