The generator matrix

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

generates a code of length 92 over Z8 who´s minimum homogenous weight is 89.

Homogenous weight enumerator: w(x)=1x^0+10x^89+50x^90+112x^91+154x^92+132x^93+44x^94+4x^96+2x^97+1x^118+1x^120+1x^126

The gray image is a code over GF(2) with n=368, k=9 and d=178.
This code was found by Heurico 1.16 in 0.444 seconds.