The generator matrix

 1  0  0  1  1  1  1  3  1  1  6  1  1  1  1  1  3  0  1  1  1  3  1  1  1  1  3  1  1  1  3  1  0  0  1  1  1  1  1  6  1  1  1  1  1
 0  1  0  0  0  7  1  1  5  7  1  8  8  3  1  2  6  1  3  2  0  1  7  4  8  1  1  6  7  5  1  2  1  1  1  7  0  6  4  1  5  1  2  0  7
 0  0  1  1  8  5  1  5  7  6  4  0  2  2  4  3  1  4  3  2  1  0  2  6  4  1  0  2  0  4  5  3  8  4  0  5  7  6  4  8  4  0  6  1  2
 0  0  0  6  0  0  0  0  0  0  0  6  3  6  6  3  3  3  0  3  6  0  3  6  3  3  6  6  6  3  6  0  6  0  3  3  6  3  0  3  3  3  0  0  6
 0  0  0  0  3  3  3  0  3  0  3  6  0  6  0  6  0  0  6  3  6  3  6  6  3  3  6  3  0  0  3  6  6  6  0  3  3  0  6  3  6  6  3  6  6

generates a code of length 45 over Z9 who´s minimum homogenous weight is 81.

Homogenous weight enumerator: w(x)=1x^0+464x^81+1070x^84+1146x^87+1402x^90+1064x^93+818x^96+424x^99+134x^102+32x^105+4x^108+2x^114

The gray image is a code over GF(3) with n=135, k=8 and d=81.
This code was found by Heurico 1.16 in 1.04 seconds.