The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  1
 0  2  0  2  0  0  6  6  0  0  2  6  0  0  6  2  0  4  2  6  4  4  6  6  0  2  2  4  0  4  6  2  4  6  2  2  4  0  6  4  6  4  6  0  4  0  6  0  2  4  4  4  2  2  2  2  0  0
 0  0  2  2  0  6  6  0  0  6  2  0  0  2  6  0  4  2  2  4  0  2  6  0  4  6  4  2  4  2  0  2  4  2  0  6  6  2  4  4  2  6  4  4  0  6  6  6  6  0  6  4  4  4  6  0  0  0
 0  0  0  4  0  0  4  0  4  4  0  4  4  4  0  4  4  0  0  4  4  0  0  4  0  4  0  4  0  4  0  4  0  4  4  0  4  0  4  0  0  4  0  4  4  0  4  4  4  0  0  4  4  0  0  0  0  0
 0  0  0  0  4  4  4  4  4  4  0  4  0  0  4  0  0  0  4  4  4  4  0  0  4  0  4  0  0  4  0  4  4  0  4  0  4  4  0  0  4  0  4  4  0  0  0  0  4  0  4  4  0  0  4  4  4  0

generates a code of length 58 over Z8 who´s minimum homogenous weight is 54.

Homogenous weight enumerator: w(x)=1x^0+17x^54+24x^55+28x^56+40x^57+291x^58+40x^59+32x^60+24x^61+11x^62+3x^64+1x^114

The gray image is a code over GF(2) with n=232, k=9 and d=108.
This code was found by Heurico 1.16 in 0.0808 seconds.