Using CCOC(=O)c1cccc(C2CN(C)Cc3c(Cl)cc(Cl)cc32)c1 to produce CN1Cc2c(Cl)cc(Cl)cc2C(c2cccc(C(=O)O)c2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.