The generator matrix

 1  1  1  1  1  2  1  1  2  2  2  1
 0 12  0  4  0  0  4  8  8  8  8  4
 0  0 12  4  0 12  4  4  4  4  4  8
 0  0  0  8  0  0  0  0  8  0  8  8
 0  0  0  0  8  0  0  8  8  0  8  0
 0  0  0  0  0  8  0  0  8  8  8  0
 0  0  0  0  0  0  8  0  8  8  0  8

generates a code of length 12 over Z16 who´s minimum homogenous weight is 8.

Homogenous weight enumerator: w(x)=1x^0+183x^8+256x^10+3216x^12+256x^14+183x^16+1x^24

The gray image is a code over GF(2) with n=96, k=12 and d=32.
This code was found by Heurico 1.16 in 15.1 seconds.