Using CCOC(=O)CN, COc1cc(OC)c(CNC[C@H](Cc2cc(Cl)ccc2OC)C(=O)O)c(OC)c1 to produce COc1cc(OC)c(CNC[C@H](Cc2cc(Cl)ccc2OC)C(=O)NCC(=O)O)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.