Using COC(=O)c1ccc(C2(NC(=O)C3CC4CC4CN3Cc3ccc(C(F)(F)F)cc3)CC2)cc1 to produce O=C(O)c1ccc(C2(NC(=O)C3CC4CC4CN3Cc3ccc(C(F)(F)F)cc3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.