The generator matrix

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

generates a code of length 51 over Z8 who´s minimum homogenous weight is 46.

Homogenous weight enumerator: w(x)=1x^0+248x^46+397x^48+434x^50+352x^52+398x^54+143x^56+50x^58+18x^62+2x^64+4x^66+1x^72

The gray image is a code over GF(2) with n=204, k=11 and d=92.
This code was found by Heurico 1.16 in 25.4 seconds.