Using C=Cc1ccc2nnc(Cc3ccc4ncc(-c5cnn(C)c5)cc4c3)n2n1 to produce CCc1ccc2nnc(Cc3ccc4ncc(-c5cnn(C)c5)cc4c3)n2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.