The generator matrix

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

generates a code of length 58 over Z8 who´s minimum homogenous weight is 44.

Homogenous weight enumerator: w(x)=1x^0+66x^44+68x^45+207x^46+172x^47+572x^48+604x^49+1422x^50+1540x^51+2318x^52+2756x^53+4207x^54+4420x^55+5395x^56+5768x^57+6431x^58+5720x^59+5547x^60+4548x^61+3958x^62+2900x^63+2592x^64+1396x^65+1212x^66+548x^67+563x^68+212x^69+202x^70+60x^71+87x^72+8x^73+21x^74+9x^76+1x^78+1x^80+2x^82+1x^84+1x^86

The gray image is a code over GF(2) with n=232, k=16 and d=88.
This code was found by Heurico 1.16 in 99.9 seconds.