Using O=[N+]=O, CCOP(=O)(OCC)C1CCc2cc(C(F)(F)F)cc3[nH]c(=O)c(=O)n1c23 to produce CCOP(=O)(OCC)C1CCc2c([N+](=O)[O-])c(C(F)(F)F)cc3[nH]c(=O)c(=O)n1c23, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.