Using CCCc1c(OCCCOc2cc(NC(=O)C(=O)OC)c(Cl)cc2C)ccc(C(C)=O)c1O to produce CCCc1c(OCCCOc2cc(NC(=O)C(=O)O)c(Cl)cc2C)ccc(C(C)=O)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.