Convert from oka, oke [Turkey] to avogram

Unit Definition (oka, oke [Turkey])
The oka, oke [Turkey] is a traditional unit of weight in Turkey and throughout the eastern Mediterranean. The oka is approximately 2.8 pounds or 1.28 kilograms, although its size varied somewhat over the large area formerly included in the Turkish empire.

Unit Definition (avogram)
The avogram is a unit of mass, equal to 1 gram divided by the Avogadro number.