The generator matrix

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

generates a code of length 76 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 144.

Homogenous weight enumerator: w(x)=1x^0+1390x^144+1368x^145+2160x^146+4204x^147+3528x^148+4662x^149+5918x^150+3942x^151+4302x^152+6810x^153+3834x^154+4050x^155+5046x^156+2358x^157+2034x^158+1660x^159+972x^160+288x^161+358x^162+36x^163+74x^165+36x^168+12x^171+6x^180

The gray image is a code over GF(3) with n=684, k=10 and d=432.
This code was found by Heurico 1.16 in 92.4 seconds.