Using C[Mg+], CC(=O)c1cc(-c2cc(S(N)(=O)=O)c(C)n2CC2CCCCC2)cc2c1OCCC21CC1 to produce Cc1c(S(N)(=O)=O)cc(-c2cc(C(C)(C)O)c3c(c2)C2(CCO3)CC2)n1CC1CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.