Using O=C(CN1CCCC1)N1CCCOc2ccc([N+](=O)[O-])cc21 to produce Nc1ccc2c(c1)N(C(=O)CN1CCCC1)CCCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.