Using COC(=O)c1cc(-c2cnc3cc(-c4ccccc4)cc(OC)n23)cs1 to produce COc1cc(-c2ccccc2)cc2ncc(-c3csc(C(=O)O)c3)n12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.