Using Cc1cc(N)c(C)c2c(C#N)ccnc12, S=C(Oc1ccccn1)Oc1ccccn1 to produce Cc1cc(N=C=S)c(C)c2c(C#N)ccnc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.