Using COc1cc(C(=O)c2csc(-c3ccccc3)n2)cc(OC)c1OC to produce O=C(c1cc(O)c(O)c(O)c1)c1csc(-c2ccccc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.