The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+95x^6+184x^7+802x^8+1488x^9+4354x^10+5520x^11+7920x^12+5440x^13+4368x^14+1528x^15+805x^16+176x^17+78x^18+8x^20+1x^22

The gray image is a code over GF(2) with n=48, k=15 and d=12.
This code was found by Heurico 1.16 in 0.949 seconds.