Using CCn1c(SC)nc(Cl)c(C)c1=O, CCCOc1ccc(CS)cc1 to produce CCCOc1ccc(CSc2nc(SC)n(CC)c(=O)c2C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.