The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+54x^8+160x^10+128x^11+340x^12+128x^13+160x^14+49x^16+4x^20

The gray image is a code over GF(2) with n=48, k=10 and d=16.
This code was found by Heurico 1.16 in 0.0042 seconds.