length n = 47
dimension k = 6
alphabet length q = 4

minimum distance d = 31

generator matrix:
00011000011110000000011111111111111111111111111
00023111100001111111100000000111123111111112233
01100001100110000223300002233112332112223331213
02300110011002233000022330000113232231221331213
10000010101010302030203020302231132232123132131
30000101010103020302030203020321132232213312131

by truncation of 48