Recto (r):
Διονυσικλῆς Ζήνωνι
μήδει, ἀποδοὺς αὐτῶι
Verso (v):
Διονυσικλῆς Ζήνωνι
Dionysikles to Zenon. … not having repaid him.
Note: The reading μήδει is uncertain, so the translation is tentative. The spelling αὐτῶι represents the dative αὐτῷ (“to him”). No Latin is present.