length n = 50
dimension k = 6
alphabet length q = 4

minimum distance d = 33

generator matrix:
00000000111111111111111111111111111111111111111111
01111111000000000011111111111111122222223333333333
10012233000122223300011112222333300222230011222333
32212213023312223322202230023022302023312302123033
10320222323020122302200321122203230131220101323203
32203223122232113220331010112210101312301220021313

by truncation of 51