Oh, you are in a bigger trouble than I thought. You should have seen
d and not
D.
So maybe yor compiler or compter is broken ... sorry to tell that
Probably I see
d, not
D 
Anyway don't working annd changing encoding don't want to help
Maybe you get now the point about "be more precise"
It is near to impossible to help if you tell us about something like.
The source did not contain a whole text but a bunch of strings in a kind of structure. You have to work on that structure and read the data following the structure rules.
A good starting point is to look at the producer of the data and get some information. We do not have (because you did not tell us - another precise mark) any clue about the producer.
Kaum macht man's richtig - schon funktioniert's
Zertifikat: Sir Rufo (Fingerprint: ea 0a 4c 14 0d b6 3a a4 c1 c5 b9
dc 90 9d f0 e9 de 13 da 60)