InChI=1/C9H12N2/c10-8-2-1-6-3-9(11)5-7(6)4-8/h1-2,4,9H,3,5,10-11H2/p+1/t9-/m1/s1/fC9H13N2/h11H/q+1 429453C2A5E57CEE