length n = 25
dimension k = 7
alphabet length q = 4

minimum distance d = 12

generator matrix:
0001001111111111110111111
0010110011112223331012233
0100232311230120133232301
1000111123232103102203123
0000112300231211313123032
0000232323112013012330212
0000231123001221331321320

by truncation of 26