Using COc1cc(COc2nn(C)cc2C(=O)N(C)OC)ccc1OCc1nc(-c2ccccc2)oc1C, C[Mg]Br to produce COc1cc(COc2nn(C)cc2C(C)=O)ccc1OCc1nc(-c2ccccc2)oc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.