Using BrC(Br)(Br)Br, CCCCOc1ncc(C(=O)CO)cc1-c1nc2c(CC)n(CCOC)nc2c(=O)[nH]1 to produce CCCCOc1ncc(C(=O)CBr)cc1-c1nc2c(CC)n(CCOC)nc2c(=O)[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.