Using CC(=O)OCC(CNC(=O)c1c(I)c(C(=O)NCC(COC(C)=O)OC(C)=O)c(I)c(N2C(=O)OC[C@H]2CO)c1I)OC(C)=O to produce NC(=O)c1c(I)cc(I)c(C(N)=O)c1I, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.