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

generates a code of length 54 over Z9 who´s minimum homogenous weight is 90.

Homogenous weight enumerator: w(x)=1x^0+48x^90+144x^93+194x^96+310x^99+588x^102+1104x^105+1772x^108+1250x^111+574x^114+194x^117+130x^120+110x^123+66x^126+46x^129+16x^132+10x^135+2x^138+2x^144

The gray image is a code over GF(3) with n=162, k=8 and d=90.
This code was found by Heurico 1.16 in 0.975 seconds.