Using CCOC(=O)C1(CCCc2c(F)cnc3ccc(OC)cc23)CCN(CCSC2=NCCS2)CC1 to produce COc1ccc2ncc(F)c(CCCC3(C(=O)O)CCN(CCSC4=NCCS4)CC3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.