The generator matrix

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

generates a code of length 12 over Z8 who´s minimum homogenous weight is 6.

Homogenous weight enumerator: w(x)=1x^0+17x^6+52x^7+86x^8+168x^9+620x^10+284x^11+1620x^12+304x^13+630x^14+172x^15+81x^16+40x^17+12x^18+4x^19+4x^20+1x^22

The gray image is a code over GF(2) with n=48, k=12 and d=12.
This code was found by Heurico 1.16 in 0.0153 seconds.