Using COc1ccnc(Nc2ccc(Cl)c(O)c2)n1, CC(C)=CCBr to produce COc1ccnc(Nc2ccc(Cl)c(OCC=C(C)C)c2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.