The generator matrix

 1  1  1  1  1  1  1  1  2  2  4  4
 0  2  0  6 14  4 12  2  6  6  0 12
 0  0 12  0  4  4  8  4  0  0  8  0
 0  0  0  8  0  0  8  0  0  8  8  0
 0  0  0  0  8  0  0  8  0  8  8  0
 0  0  0  0  0  8  0  8  8  0  8  0

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

Homogenous weight enumerator: w(x)=1x^0+130x^8+256x^9+136x^10+640x^11+1464x^12+1024x^13+240x^14+128x^15+69x^16+8x^18

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 0.0292 seconds.