The generator matrix

 1  0  1  1  1  1  1  0  1  1  1
 0  1  1  8  0  1  8  1  0  7  8
 0  0  6  0  0  0  0  3  3  3  6
 0  0  0  3  0  0  3  3  3  6  3
 0  0  0  0  3  0  6  0  3  3  3
 0  0  0  0  0  6  3  6  3  0  6

generates a code of length 11 over Z9 who´s minimum homogenous weight is 15.

Homogenous weight enumerator: w(x)=1x^0+132x^15+162x^16+294x^18+972x^19+648x^21+1944x^22+978x^24+1296x^25+110x^27+24x^33

The gray image is a code over GF(3) with n=33, k=8 and d=15.
This code was found by Heurico 1.16 in 0.714 seconds.