Using CC(=O)O, COc1nc(Nc2ccc(C)cc2[N+](=O)[O-])nc(OC)n1 to produce COc1nc(Nc2cc(C)ccc2N)nc(OC)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.