The generator matrix

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

generates a code of length 17 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 30.

Homogenous weight enumerator: w(x)=1x^0+72x^30+36x^31+504x^32+244x^33+90x^34+936x^35+236x^36+36x^37+18x^38+12x^39+2x^51

The gray image is a code over GF(3) with n=153, k=7 and d=90.
This code was found by Heurico 1.16 in 0.00406 seconds.