The generator matrix

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

generates a code of length 72 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 133.

Homogenous weight enumerator: w(x)=1x^0+306x^133+816x^134+1744x^135+2898x^136+4830x^137+6208x^138+8208x^139+10128x^140+12720x^141+12816x^142+16020x^143+16922x^144+16926x^145+18072x^146+15484x^147+11130x^148+8790x^149+6074x^150+3330x^151+1740x^152+744x^153+576x^154+204x^155+82x^156+120x^157+108x^158+28x^159+36x^160+36x^161+14x^162+30x^163+6x^164

The gray image is a code over GF(3) with n=648, k=11 and d=399.
This code was found by Heurico 1.16 in 74.8 seconds.