Using O=C(C=NNc1ccc(Cl)cc1)C(F)(F)F, CCOC(=O)CC#N to produce N#Cc1c(C(F)(F)F)cnn(-c2ccc(Cl)cc2)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.