The generator matrix

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

generates a code of length 33 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 57.

Homogenous weight enumerator: w(x)=1x^0+78x^57+66x^58+144x^59+444x^60+306x^61+918x^62+1816x^63+924x^64+3222x^65+3556x^66+1536x^67+3204x^68+2388x^69+540x^70+270x^71+146x^72+30x^73+18x^74+54x^75+8x^78+6x^81+2x^84+4x^87+2x^90

The gray image is a code over GF(3) with n=297, k=9 and d=171.
This code was found by Heurico 1.16 in 0.509 seconds.