Using CCOC(=O)C(Cc1ccc(O)c(F)c1)OCC, Cc1nc(-c2ccccc2)sc1CO to produce CCOC(=O)C(Cc1ccc(OCc2sc(-c3ccccc3)nc2C)c(F)c1)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.