Using O=Cc1ccccc1, O=C1CCn2c3ccccc3c3cccc1c32 to produce O=C(c1ccccc1)c1cn2c3ccccc3c3cccc(c1=O)c32, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.