Using CCOC(=O)c1nc(C2(OCCCO)CCC2)[nH]c(=O)c1O, CCN(CC)CC to produce CCOC(=O)C1=C(O)C(=O)C2CCCOC3(CCC3)C2=N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.