length n = 26
dimension k = 7
alphabet length q = 4

minimum distance d = 13

generator matrix:
00001001111111111110111111
00010110011112223331012233
00100232311230120133232301
01000111123232103102203123
10000112300231211313123032
00000232323112013012330212
00000231123001221331321320

by truncation of 27