The generator matrix

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

generates a code of length 24 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 39.

Homogenous weight enumerator: w(x)=1x^0+48x^39+144x^40+150x^41+360x^42+336x^43+258x^44+366x^45+2154x^46+384x^47+9334x^48+4008x^49+336x^50+496x^51+474x^52+282x^53+268x^54+168x^55+48x^56+48x^57+6x^58+6x^60+4x^63+2x^66+2x^69

The gray image is a code over GF(3) with n=216, k=9 and d=117.
This code was found by Heurico 1.16 in 0.586 seconds.