Using COC(=O)CBr, CC1(C)Cc2c(Cl)cccc2C1N=CNC#N to produce COC(=O)c1cncn1C1c2cccc(Cl)c2CC1(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.