[155]↺↻
[156]↺↻
[15C]↺↻
[15F]↺↻
[15J]↺↻
[15M]↺↻
[15P]↺↻
[15R]↺↻
[15T]↺↻
[15W]↺↻
[15Z]↺↻
[161]↺↻
See also point [\( \symcal F_{iii}\) ]↺↻ of the exercise [1J3]↺↻.