Using Cc1cc(C)c(B(O)O)c(C)c1, CCCN(CCC)Cc1cccc(Br)n1 to produce CCCN(CCC)Cc1cccc(-c2c(C)cc(C)cc2C)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.