Using COc1ccc(C(=O)Nc2ccc(-c3nc4ccc(OC)cc4s3)cc2)c(C(F)(F)F)c1 to produce O=C(Nc1ccc(-c2nc3ccc(O)cc3s2)cc1)c1ccc(O)cc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.