The generator matrix

 1  0  1  1  1  1  1  0  X  1  1  1  1  1  0  1 2X  1  1  1  1  1  1  1  1  1  1  1  1  0  0  1  1 2X  1
 0  1  1  2  0 2X+1  2  1  1  X 2X+1  2 2X+1  0  1 2X  1 2X+1 X+1  0  2 2X+1 2X+1 X+2 X+1  0 2X 2X+2 X+2  1  1 X+1  1  1  2
 0  0 2X  0  0 2X  0  X 2X  0  X  0  X  X  0 2X  0 2X  X  0  X 2X  X 2X 2X  X 2X  0  0  0 2X 2X  0 2X 2X
 0  0  0  X  0 2X 2X 2X  X  0  0 2X  X 2X  0  X  0 2X  X  X 2X  0  0  X  X  X 2X 2X  X 2X  0 2X  0  0  0
 0  0  0  0  X  X  X  0  0 2X 2X 2X  0 2X  X  X 2X 2X  X  0 2X 2X  X  X  0  X  X  0  0  0 2X 2X 2X  0  0

generates a code of length 35 over Z3[X]/(X^2) who´s minimum homogenous weight is 63.

Homogenous weight enumerator: w(x)=1x^0+284x^63+426x^66+420x^69+576x^72+348x^75+84x^78+38x^81+10x^90

The gray image is a linear code over GF(3) with n=105, k=7 and d=63.
This code was found by Heurico 1.16 in 6.57 seconds.