Using COc1ccc2cc3[n+](cc2c1OC)CCc1cc2c(cc1-3)OCO2, CC#C[Mg]Br to produce CC#CC1c2c(ccc(OC)c2OC)C=C2c3cc4c(cc3CCN21)OCO4, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.