Using O=C(O)c1cn(-c2ccc(F)cc2)c2cc(F)c(F)cc2c1=O, CC1(NC(=O)C(F)(F)F)CNC1 to produce CC1(N)CN(c2cc3c(cc2F)c(=O)c(C(=O)O)cn3-c2ccc(F)cc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.