The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  X  X  X  0  X
 0  X 2X  0 X+6 2X X+6 2X+3  0  3  0  3 X+3 2X+3 X+6  3 2X  3 X+6 X+3  X 2X+3 2X+6 2X+3  6  6 2X X+3 X+6 2X X+6  0 2X  X 2X
 0  0  3  0  3  0  6  6  3  6  3  6  0  3  6  0  0  0  3  3  6  3  0  6  6  3  6  3  0  6  6  3  0  0  3
 0  0  0  3  6  3  3  6  6  3  0  6  0  0  6  0  6  6  3  0  0  6  0  3  6  0  6  6  6  0  6  0  6  6  6

generates a code of length 35 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+310x^66+324x^68+394x^69+648x^71+384x^72+62x^75+38x^78+18x^81+6x^84+2x^90

The gray image is a code over GF(3) with n=315, k=7 and d=198.
This code was found by Heurico 1.16 in 50.7 seconds.