Using C=CCc1c(O)ccc2nc3c(cc12)Cn1c-3cc2c(c1=O)COC(=O)[C@]2(O)CC, ClI to produce CC[C@@]1(O)C(=O)OCc2c1cc1n(c2=O)Cc2cc3c4c(ccc3nc2-1)OC(CI)C4, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.