Using COc1cc(NC2CCN(C(=O)OC(C)(C)C)CC2)c([N+](=O)[O-])cc1Cl to produce COc1cc(NC2CCN(C(=O)OC(C)(C)C)CC2)c(N)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.