The generator matrix

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

generates a code of length 76 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 146.

Homogenous weight enumerator: w(x)=1x^0+1158x^146+1308x^147+1452x^148+2790x^149+1740x^150+1092x^151+1998x^152+1476x^153+1032x^154+1848x^155+894x^156+534x^157+1068x^158+492x^159+258x^160+366x^161+158x^162+6x^164+6x^168+6x^169

The gray image is a code over GF(3) with n=684, k=9 and d=438.
This code was found by Heurico 1.16 in 1.07 seconds.