Using CC(=O)Oc1ccc(C=CC(=O)NC23CC4CC(CC(C4)C2)C3)cc1[N+](=O)[O-] to produce O=C(C=Cc1ccc(O)c([N+](=O)[O-])c1)NC12CC3CC(CC(C3)C1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.