Diadumenian, AE27 of Nikopolis ad Istrum. Marcus Claudius Agrippa.

K M OPPEL ANTWNINOC DIADOUMENIANOC, bare head right.
YP AGRIPPA NIKOPOLITWN PROC ICTRW, Asklepios standing facing, 
head left, chlamys over arm and resting on serpent-entwined 
staff.

Not in Varbanov with this obv. legend for this reverse type
with Asklepios' head left.
Megaw NIC4.2d; Varbanov 3672 var 

Ancient Coin Art, 2002.