The generator matrix

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

generates a code of length 23 over Z8 who´s minimum homogenous weight is 16.

Homogenous weight enumerator: w(x)=1x^0+93x^16+354x^17+666x^18+1776x^19+2160x^20+4046x^21+4231x^22+5884x^23+4293x^24+4478x^25+2167x^26+1528x^27+603x^28+338x^29+101x^30+28x^31+17x^32+3x^34+1x^36

The gray image is a code over GF(2) with n=92, k=15 and d=32.
This code was found by Heurico 1.16 in 6.75 seconds.