The generator matrix

 1  1  1  1  1  1  1  1  2  2  2  0  4  0  1  1  2  1  1  1  1  1
 0  2  0  2  0  0  2  6  0  2  6  2  2  4  0  0  4  2  2  0  0  0
 0  0  2  2  0  6  2  0  2  2  0  4  2  2  6  0  2  2  2  4  0  0
 0  0  0  4  0  0  0  0  0  0  0  4  0  4  4  0  0  4  4  4  0  0
 0  0  0  0  4  0  0  0  0  0  0  0  0  0  4  4  4  4  4  0  0  0
 0  0  0  0  0  4  0  0  0  0  0  4  4  0  0  4  4  4  0  0  0  0
 0  0  0  0  0  0  4  0  0  0  4  0  0  4  4  4  0  4  0  4  0  0
 0  0  0  0  0  0  0  4  0  0  4  4  4  4  4  4  4  0  0  0  4  0
 0  0  0  0  0  0  0  0  4  0  4  4  0  4  0  0  4  0  4  0  4  0
 0  0  0  0  0  0  0  0  0  4  4  4  4  0  0  0  0  0  0  4  4  0

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

Homogenous weight enumerator: w(x)=1x^0+43x^12+116x^14+48x^15+278x^16+336x^17+744x^18+1008x^19+1719x^20+2704x^21+2376x^22+2704x^23+1736x^24+1008x^25+752x^26+336x^27+281x^28+48x^29+100x^30+33x^32+8x^34+5x^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 1.47 seconds.