length n = 141
dimension k = 7
alphabet length q = 3

minimum distance d = 88

generator matrix:
000000000111111111111111000000000001111111111111110000111111111000000001111111111111111110000011111111111111111111100000111111111111111111111
000111111000111111222222000001111110001111112222220111000111222111111110000011111111222221111100000111112222222222211111000001111122222222222
011011222112001122001112000110112221120011220011121012012012012000111121122211111222001220122200112112220011122222201222001121122200111222222
122112011020110201020111011221120110201102010201112210021210102122112211200211222012022012212201122122221202200012222122011221222212022000122
201201001221011112000112122012010012210111120001120111111222000100120221012212112112222102201210201221121121200222222012102012211211212002222
100212001101110210010022201002120011011102100100221120120201012112111220100102012020120211122221120110122101112100111222211201101221011121001
000000000000000000000000221211122112121111122211122112211212222121111211221112111122121110000000000000000000000000021212121222112121221111121

by truncation of 142