The generator matrix

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

generates a code of length 19 over Z8 who´s minimum homogenous weight is 12.

Homogenous weight enumerator: w(x)=1x^0+162x^12+586x^13+1932x^14+4276x^15+8974x^16+15752x^17+21675x^18+24300x^19+21625x^20+15764x^21+9243x^22+4300x^23+1733x^24+536x^25+169x^26+20x^27+17x^28+2x^29+5x^30

The gray image is a code over GF(2) with n=76, k=17 and d=24.
This code was found by Heurico 1.11 in 30.4 seconds.