The generator matrix

 1  0  1  1  1  1  1  0  1  3  1  1  1  0  1  0  3  1  1  1  6  3  1  1  1  1  1  1  6  3  1
 0  1  1  8  0  7  8  1  8  1  0  7  0  1  7  1  1  3  3  4  1  1  4  1  7  0  6  3  1  0  7
 0  0  6  0  0  6  0  3  3  6  6  6  6  0  3  3  3  6  0  6  3  6  3  0  0  0  3  0  0  3  6
 0  0  0  3  0  6  6  6  6  3  0  6  3  0  0  3  3  3  6  6  0  3  3  6  0  3  0  0  6  0  0
 0  0  0  0  3  3  3  0  6  0  6  6  3  6  6  3  6  6  6  0  0  6  0  3  0  3  3  6  0  6  6

generates a code of length 31 over Z9 who´s minimum homogenous weight is 54.

Homogenous weight enumerator: w(x)=1x^0+138x^54+396x^57+490x^60+448x^63+518x^66+162x^69+12x^72+4x^75+14x^78+4x^81

The gray image is a code over GF(3) with n=93, k=7 and d=54.
This code was found by Heurico 1.16 in 0.0354 seconds.