Using CCCC(=O)O[C@H](C)c1nccc(N2CCC(=Cc3cccc(Cl)c3)CC2)n1 to produce C[C@@H](O)c1nccc(N2CCC(=Cc3cccc(Cl)c3)CC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.