The generator matrix

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

generates a code of length 23 over Z9[X]/(X^2+3,3X) who�s minimum homogenous weight is 42.

Homogenous weight enumerator: w(x)=1x^0+64x^42+216x^43+60x^45+1620x^46+90x^48+24x^51+108x^52+2x^54+2x^69

The gray image is a code over GF(3) with n=207, k=7 and d=126.
This code was found by Heurico 1.16 in 0.0118 seconds.