c1ccccc1
Reaction SMIRKS [N;X3:1]1([H])[#6:2]=[#6:3][#6;X4:4]([H])[#6:5]=[#6:6]1>>[n;H0:1]1=[#6:2][#6:3]=[#6:4][#6:5]=[#6:6]1