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

generates a code of length 73 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 138.

Homogenous weight enumerator: w(x)=1x^0+1230x^138+1458x^139+1980x^140+3956x^141+3492x^142+4050x^143+6908x^144+4644x^145+4248x^146+6432x^147+4356x^148+3798x^149+4562x^150+2772x^151+1674x^152+2000x^153+756x^154+288x^155+288x^156+18x^157+80x^159+46x^162+6x^165+6x^168

The gray image is a code over GF(3) with n=657, k=10 and d=414.
This code was found by Heurico 1.16 in 29.7 seconds.