The generator matrix

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

generates a code of length 12 over Z8 who´s minimum homogenous weight is 7.

Homogenous weight enumerator: w(x)=1x^0+60x^7+137x^8+210x^9+446x^10+742x^11+861x^12+772x^13+500x^14+216x^15+86x^16+42x^17+14x^18+6x^19+3x^20

The gray image is a code over GF(2) with n=48, k=12 and d=14.
This code was found by Heurico 1.16 in 0.211 seconds.