InChI=1/C17H18N4O/c1-9(2)11-4-6-12(7-5-11)15-13(8-18)16(19)22-17-14(15)10(3)20-21-17/h4-7,9,15,17H,19H2,1-3H3/t15-,17-/m0/s1 1B358D65C2778C98