/usr/share/poppler/nameToUnicode/Greek is in poppler-data 0.4.7-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 | 0396 Dzeta
039e Ksi
039f Omikron
03a7 Khi
03b2 betatwo
03b6 dzeta
03be ksi
03bf omikron
03c3 sigmafinal
03c6 phitwo
03c7 khi
|