Using O=c1[nH]c(=O)n(-c2cccc([N+](=O)[O-])c2)c2ncccc12, O=C1OCCO1 to produce O=c1c2cccnc2n(-c2cccc([N+](=O)[O-])c2)c(=O)n1CCO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.