Using O=C1CC2(CCN(C(=O)c3ccccc3)CC2)Sc2sc([N+](=O)[O-])cc21 to produce O=C1CC2(CCNCC2)Sc2sc([N+](=O)[O-])cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.