Using Cc1cc2c(ccc3nnc(C)n32)[nH]1, COc1cccc(CBr)c1 to produce COc1cccc(Cn2c(C)cc3c2ccc2nnc(C)n23)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.