Using CCOC(=O)CCSc1ccc(CN2CCNC2=N[N+](=O)[O-])cn1 to produce O=C(O)CCSc1ccc(CN2CCNC2=N[N+](=O)[O-])cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.