Using COC(=O)Nc1cc(N2CCCC(O)C2)nc(NC(=O)OC)[n+]1[O-] to produce COC(=O)Nc1cc(N2CCCC(O)C2)nc2nc(=O)on12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.