The generator matrix

 1  0  0  0  1  1  1 2X+6  1  6 2X  1  1  1
 0  1  0  0 2X+6  7 2X+1  1  3  1  1 2X 2X+8 2X+3
 0  0  1  0 2X+7  7 2X+8 X+7 X+6 2X+6 2X+8 2X+6  8 2X+1
 0  0  0  1 2X+5 X+6 X+8 X+5  4  1 2X+8  8  5 2X+2

generates a code of length 14 over Z9[X]/(X^2+6,3X) who´s minimum homogenous weight is 20.

Homogenous weight enumerator: w(x)=1x^0+366x^20+214x^21+3240x^22+3648x^23+13912x^24+16074x^25+74352x^26+53114x^27+141480x^28+141546x^29+53274x^30+22302x^31+7008x^32+734x^33+126x^34+42x^35+6x^36+2x^39

The gray image is a code over GF(3) with n=126, k=12 and d=60.
This code was found by Heurico 1.16 in 68.3 seconds.