I am afraid it is just too difficult to ID from a single view like this.FW spots 4 & 5 appear to be narrowly connected to the others above & below .
A best guess would be P. nesta or tibetana.
P. tibetana fig 26 to 28 on the right.
https://www.google.com/search?q=pota...l97BA1-AM_o7pM
P. nesta.
http://yutaka.it-n.jp/hes/92800001.html
TL Seow: Cheers.