The generator matrix

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

generates a code of length 59 over Z8 who´s minimum homogenous weight is 54.

Homogenous weight enumerator: w(x)=1x^0+114x^54+206x^55+274x^56+204x^57+274x^58+190x^59+202x^60+116x^61+116x^62+82x^63+92x^64+68x^65+31x^66+18x^67+32x^68+12x^69+4x^70+7x^72+5x^74

The gray image is a code over GF(2) with n=236, k=11 and d=108.
This code was found by Heurico 1.16 in 0.179 seconds.