The generator matrix

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

generates a code of length 75 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 144.

Homogenous weight enumerator: w(x)=1x^0+1250x^144+1308x^145+1128x^146+2654x^147+1860x^148+1380x^149+2334x^150+1284x^151+894x^152+1736x^153+1056x^154+390x^155+1078x^156+582x^157+234x^158+404x^159+60x^160+18x^161+4x^162+6x^163+6x^164+12x^165+4x^168

The gray image is a code over GF(3) with n=675, k=9 and d=432.
This code was found by Heurico 1.16 in 1.1 seconds.