length n = 38
dimension k = 5
alphabet length q = 8

minimum distance d = 26

generator matrix:
00111111111111111111111111111111111111
11000111222222333444555555555666666777
67125127000156035134012223467012467333
63427127347353764777750126466567104046
71566662552315211363357573573566672133

by truncation of 39