Using [Cl-], O=C1CCCc2c1c1cccc3c1n2C(c1ccccc1)CO3 to produce O=C1c2c(n3c4c(cccc24)OCC3c2ccccc2)CCC1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.