Using COc1cccc([Mg]Br)c1, NC1=NC(c2cccc(O)c2)(c2cc(Cl)nc(Cl)c2)c2ccccc21 to produce COc1cccc(C2(c3cc(Cl)nc(Cl)c3)N=C(N)c3ccccc32)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.