Using OCCOCc1ccccc1, CCOC(=O)c1c(O)c(O)c(C(=O)OCC)n1-c1ccc(F)cc1 to produce CCOC(=O)c1c(O)c(OCCOCc2ccccc2)c(C(=O)OCC)n1-c1ccc(F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.