The generator matrix

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

generates a code of length 70 over Z9 who´s minimum homogenous weight is 135.

Homogenous weight enumerator: w(x)=1x^0+116x^135+162x^138+324x^141+114x^144+10x^153+2x^207

The gray image is a code over GF(3) with n=210, k=6 and d=135.
This code was found by Heurico 1.16 in 13.7 seconds.