First choice: H. Yukawa. (see entry 20-1, 1940)
Second choice: O. Hahn and L. Meitner (see entry 20-1, 1940).
Third choice: W.J. de Haas and W.H. Keesom (see entry 20-2, 1940).
Fourth choice: W. Pauli (see entry 20-2, 1940).
Fifth choice: O. Stern and W. Gerlach.
Stern received the 1943 prize in physics in 1944.