The generator matrix

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

generates a code of length 12 over Z8 who´s minimum homogenous weight is 8.

Homogenous weight enumerator: w(x)=1x^0+24x^8+96x^10+270x^12+96x^14+23x^16+2x^20

The gray image is a code over GF(2) with n=48, k=9 and d=16.
This code was found by Heurico 1.16 in 0.00219 seconds.