Using O=C(O)Cn1c(-c2ccc(F)cc2)nc2cccnc21, O=C(n1ccnc1)n1ccnc1 to produce CNC(=O)Cn1c(-c2ccc(F)cc2)nc2cccnc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.