Using CCOC(=O)C(Cc1ccc(OCCn2c(=O)oc3ccccc32)cc1)C(=O)OCC to produce O=C(O)C(Cc1ccc(OCCn2c(=O)oc3ccccc32)cc1)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.