Using COC(=O)c1c([N+](=O)[O-])ccc2[nH]c(CCCOS(C)(=O)=O)cc12 to produce COC(=O)c1c([N+](=O)[O-])ccc2c1cc1n2CCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.