Using Cc1nc2c3c(ccn2c1C)[C@@H](O)[C@@](C)(O)[C@@H](c1ccccc1)N3, COCCO to produce COCCO[C@H]1c2ccn3c(C)c(C)nc3c2N[C@H](c2ccccc2)[C@]1(C)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.