Using CC(=O)OC(C)=O, Cc1cnc(-c2cccc([N+](=O)[O-])c2)n2nc(N)nc12 to produce CC(=O)Nc1nc2c(C)cnc(-c3cccc([N+](=O)[O-])c3)n2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.