Using O=C(NC(=S)NC1(c2ccc(F)c(Br)c2)CC(O)CC1CO)c1ccccc1 to produce O=C(NC1=NC2(c3ccc(F)c(Br)c3)CC(O)CC2CS1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.