Using CC(=O)OC(C)=O, Cc1c(OCC2COC(C)(C)OC2)cc[n+]([O-])c1C to produce Cc1c(OCC2COC(C)(C)OC2)ccnc1CO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.