The generator matrix

 1  0  0  1  1  1  1  1  1  6  1  1  1  0  1  1  6  1  1  3  1  1  1  6  1  3  1  1  1  1  1  1  3  1  1  3  1  0  1  1  6  1  1  1  1  1  3  0  1  0  1  1  3  0  6  1  1  1  1  1  1  3  6  0  1  1  1  1  1  1  1  1  1  0  3  3  6  1  1
 0  1  0  6  1  7  8  0  2  1  6  7  5  1  1  3  0  4  6  1  1  2  3  1  8  1  4  2  7  5  3  8  1  0  7  1  1  1  5  8  1  4  3  2  0  5  6  1  3  6  7  1  1  1  1  6  3  6  4  1  4  1  3  1  0  2  4  7  5  0  3  0  4  1  1  3  6  0  1
 0  0  1  7  1  6  2  8  6  7  4  2  1  5  4  3  1  0  5  3  8  3  7  2  1  7  7  5  8  3  5  5  1  6  3  6  2  8  0  4  8  3  0  8  2  7  1  1  1  1  7  0  5  6  3  8  4  1  2  6  8  0  1  3  1  0  4  1  6  5  2  4  6  2  8  1  1  7  7

generates a code of length 79 over Z9 who´s minimum homogenous weight is 155.

Homogenous weight enumerator: w(x)=1x^0+210x^155+166x^156+144x^158+36x^159+90x^161+4x^162+24x^164+16x^165+12x^167+2x^171+16x^174+6x^176+2x^180

The gray image is a code over GF(3) with n=237, k=6 and d=155.
This code was found by Heurico 1.16 in 10.7 seconds.