Using CCCC(CCC)N1Cc2c(C(=O)OC)cc([N+](=O)[O-])cc2C1=O to produce CCCC(CCC)N1Cc2c(C(=O)OC)cc(N)cc2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.