The generator matrix

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

generates a code of length 23 over Z9 who´s minimum homogenous weight is 36.

Homogenous weight enumerator: w(x)=1x^0+110x^36+48x^37+486x^38+556x^39+546x^40+1476x^41+1124x^42+696x^43+1590x^44+1596x^45+1578x^46+2568x^47+1832x^48+1110x^49+2178x^50+1136x^51+366x^52+444x^53+186x^54+30x^55+6x^56+6x^57+6x^60+6x^63+2x^69

The gray image is a code over GF(3) with n=69, k=9 and d=36.
This code was found by Heurico 1.13 in 0.609 seconds.