Using CCCCC[C@H]1CC[C@H](C(=N)N)CC1, COC(=O)C(OC)C(=O)OC to produce CCCCC[C@H]1CC[C@H](c2nc(O)c(OC)c(O)n2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.