The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  X  X  1  1  0  X  1  1  1  1  X
 0  X 2X  0 X+6 2X  0 X+6 2X  3 X+6 2X X+6 2X 2X+3 X+6  X X+6 X+6  X  0 X+3 X+6
 0  0  3  0  0  0  0  6  3  0  3  6  3  0  3  3  0  3  3  6  6  6  6
 0  0  0  3  0  0  0  0  0  3  3  6  6  6  6  3  3  3  6  3  3  3  0
 0  0  0  0  6  0  3  6  3  3  0  3  6  6  6  0  0  3  0  0  6  6  6
 0  0  0  0  0  3  3  0  6  3  6  3  0  3  3  3  0  3  6  0  3  0  3

generates a code of length 23 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 36.

Homogenous weight enumerator: w(x)=1x^0+92x^36+474x^39+162x^40+1012x^42+972x^43+2916x^44+1904x^45+1944x^46+5832x^47+2010x^48+1296x^49+862x^51+136x^54+54x^57+16x^60

The gray image is a code over GF(3) with n=207, k=9 and d=108.
This code was found by Heurico 1.16 in 0.587 seconds.