Using CCCSc1nc(NC2CC2c2ccccc2)c2nnn(C3CC(CCO)C(O)C3O)c2n1 to produce CSc1nc(NC2CC2c2ccccc2)c2nnn(C3CC(CCO)C(O)C3O)c2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.