Using CC1(CCO)SC(NC2CC3CCC2C3)=NC1=O, O=C(Cl)c1ccncc1 to produce CC1(CCOC(=O)c2ccncc2)SC(NC2CC3CCC2C3)=NC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.