Using NNC(=O)c1cccnc1, O=Cc1c(-c2cccc([N+](=O)[O-])c2)nc2sc3c(n12)CCCC3 to produce O=C(NN=Cc1c(-c2cccc([N+](=O)[O-])c2)nc2sc3c(n12)CCCC3)c1cccnc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.