Using CC1(C)CCCN(C(=O)CN2CCCC2)c2cc([N+](=O)[O-])ccc21 to produce CC1(C)CCCN(CCN2CCCC2)c2cc([N+](=O)[O-])ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.