Using COc1ccc(C(=O)c2c(N)sc3c2CCCC3)cc1OC, COC(=O)CCC(C)=O to produce COC(=O)Cc1c(C)nc2sc3c(c2c1-c1ccc(OC)c(OC)c1)CCCC3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.