Using O=Cc1ccc(Oc2cnccn2)cc1, NCC(O)c1ccc(F)cc1 to produce OC(CNCc1ccc(Oc2cnccn2)cc1)c1ccc(F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.