Using O=C(O)C(=O)O, COc1ccc2c(c1)C(C1(c3ccccc3Cl)CCC1)NCC2 to produce COc1ccc2c(c1)C(C1(c3ccccc3Cl)CCC1)N(C)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.