Using CC(C)Br, COc1cc2c(Nc3cccc(C)c3)ncnc2cc1O to produce COc1cc2c(Nc3cccc(C)c3)ncnc2cc1OC(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.