The generator matrix

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

generates a code of length 17 over Z8 who´s minimum homogenous weight is 12.

Homogenous weight enumerator: w(x)=1x^0+33x^12+141x^16+256x^17+62x^20+18x^24+1x^28

The gray image is a code over GF(2) with n=68, k=9 and d=24.
This code was found by Heurico 1.16 in 0.00355 seconds.