The generator matrix

 1  0  0  1  1  1  1  1  0
 0  1  0  0  1  8  1  8  1
 0  0  1  1  8  8  1  0  8
 0  0  0  6  0  3  3  6  6
 0  0  0  0  6  6  3  3  0

generates a code of length 9 over Z9 who´s minimum homogenous weight is 12.

Homogenous weight enumerator: w(x)=1x^0+252x^12+1368x^15+3102x^18+1800x^21+36x^24+2x^27

The gray image is a code over GF(3) with n=27, k=8 and d=12.
This code was found by Heurico 1.16 in 2.65 seconds.