Using COC(=O)CCCCCCCBr, CCOC(=O)c1ccc([Se]c2cc3c(cc2O)C(C)(C)CCC3(C)C)nc1 to produce CCOC(=O)c1ccc([Se]c2cc3c(cc2OCCCCCCCC(=O)OC)C(C)(C)CCC3(C)C)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.