The generator matrix

 1  0  1  1  1  6  1  1  0  1  1  6  1  1  0  1  1  0  0  0  1  1
 0  1  3  6  1  1  0  3  1  6  5  1  0  3  1  6  5  1  1  1  0  0
 0  0  4  0  0  0  0  0  0  0  0  0  4  4  4  4  0  0  0  4  0  0
 0  0  0  4  0  0  0  0  0  0  0  4  4  4  0  0  4  0  4  4  0  0
 0  0  0  0  4  0  0  0  0  0  0  4  0  4  4  0  0  4  4  0  0  0
 0  0  0  0  0  4  0  0  0  0  4  0  4  4  0  4  0  4  4  0  0  0
 0  0  0  0  0  0  4  0  0  0  4  4  4  0  0  0  4  4  4  0  0  0
 0  0  0  0  0  0  0  4  0  0  0  4  4  0  4  4  4  4  0  0  0  0
 0  0  0  0  0  0  0  0  4  0  4  0  4  0  4  4  4  0  4  4  0  0
 0  0  0  0  0  0  0  0  0  4  4  4  0  4  0  4  0  0  4  4  0  0

generates a code of length 22 over Z8 who´s minimum homogenous weight is 12.

Homogenous weight enumerator: w(x)=1x^0+28x^12+108x^14+314x^16+256x^17+552x^18+1280x^19+1708x^20+2560x^21+2728x^22+2560x^23+1704x^24+1280x^25+672x^26+256x^27+308x^28+12x^30+29x^32+24x^34+4x^36

The gray image is a code over GF(2) with n=88, k=14 and d=24.
This code was found by Heurico 1.16 in 0.975 seconds.