Using O=S1(=O)CCCN1, O=C(NCc1ccc(F)cc1)c1nc(Br)c2cccnc2c1O to produce O=C(NCc1ccc(F)cc1)c1nc(N2CCCS2(=O)=O)c2cccnc2c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.