Using O=C(O)c1ccc2cnsc2c1F, Nc1ccc(C2CC2)cc1F to produce O=C(O)c1ccc2cnsc2c1Nc1ccc(C2CC2)cc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.