Using COc1ccc(CN2CC(C)(C)c3ccc([N+](=O)[O-])cc3C2=O)cc1 to produce CC1(C)CNC(=O)c2cc([N+](=O)[O-])ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.