The generator matrix

 1  0  0  1  1  1  1  1  1  6  1  1  1
 0  1  0  6  1  7  8  0  2  1  6  4  1
 0  0  1  7  1  6  2  8  6  7  4  0  4

generates a code of length 13 over Z9 who´s minimum homogenous weight is 22.

Homogenous weight enumerator: w(x)=1x^0+84x^22+54x^23+120x^24+108x^25+54x^26+78x^27+72x^28+54x^29+42x^30+60x^31+2x^36

The gray image is a code over GF(3) with n=39, k=6 and d=22.
This code was found by Heurico 1.16 in 0.00188 seconds.