The generator matrix

 1  0  0  1  1  1  2  4  1  1  4  0
 0  1  0  1  2  7  1  0  6  6  2  1
 0  0  1  1  1  0  1  1  2  0  1  6
 0  0  0  2  0  6  4  6  2  4  4  6
 0  0  0  0  4  4  4  0  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+61x^8+280x^9+448x^10+720x^11+1035x^12+800x^13+440x^14+240x^15+54x^16+8x^17+8x^18+1x^20

The gray image is a code over GF(2) with n=48, k=12 and d=16.
This code was found by Heurico 1.16 in 0.0508 seconds.