Using BrC1CCCC1, CCOC(=O)c1csc(-n2nc(-c3ccccc3)c3ccc(O)cc32)n1 to produce CCOC(=O)c1csc(-n2nc(-c3ccccc3)c3ccc(OC4CCCC4)cc32)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.