Using COc1ccc(N2CCOCC2)c2sc(NC(=O)c3ccc(Cl)nc3)nc12, OC1CCCCC1 to produce COc1ccc(N2CCOCC2)c2sc(NC(=O)c3ccc(OC4CCCCC4)nc3)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.