The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+104x^12+154x^13+661x^14+974x^15+2638x^16+3338x^17+5873x^18+5334x^19+5653x^20+3486x^21+2787x^22+906x^23+613x^24+126x^25+83x^26+18x^27+15x^28+4x^30

The gray image is a code over GF(2) with n=76, k=15 and d=24.
This code was found by Heurico 1.16 in 4.98 seconds.