Using CC(=O)c1ccc(OC(=O)c2ccccc2)cc1, O=C(O)C(SCc1ccccc1)C(=O)O to produce O=C(Oc1ccc(-c2cc(O)c(SCc3ccccc3)c(=O)o2)cc1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.