The generator matrix

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

generates a code of length 46 over Z9 who´s minimum homogenous weight is 89.

Homogenous weight enumerator: w(x)=1x^0+240x^89+162x^90+138x^92+48x^93+36x^95+36x^98+12x^99+24x^101+6x^102+12x^107+14x^108

The gray image is a code over GF(3) with n=138, k=6 and d=89.
This code was found by Heurico 1.16 in 17.2 seconds.