Using COc1c([N+](=O)[O-])ccc2c1CCCC(N1CCN(CCO)CC1)C2 to produce COc1c(N)ccc2c1CCCC(N1CCN(CCO)CC1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.