The generator matrix

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

generates a code of length 8 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 9.

Homogenous weight enumerator: w(x)=1x^0+76x^9+162x^10+780x^12+972x^13+7290x^14+2760x^15+28188x^16+14580x^17+2776x^18+1296x^19+156x^21+12x^24

The gray image is a code over GF(3) with n=72, k=10 and d=27.
This code was found by Heurico 1.16 in 0.264 seconds.