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

generates a code of length 87 over Z9 who´s minimum homogenous weight is 171.

Homogenous weight enumerator: w(x)=1x^0+138x^171+18x^174+18x^177+64x^180+2x^189+2x^234

The gray image is a code over GF(3) with n=261, k=5 and d=171.
This code was found by Heurico 1.16 in 0.886 seconds.