Using COc1cc(C)c(C(=O)c2c(C)ccc(Br)c2C)c(OC)c1OC, CCCCO to produce CCCCOc1c(C(=O)c2c(C)ccc(Br)c2C)ccc(OC)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.