The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  3  1  3  3  3  3  3  0  0  0
 0  3  0  3  0  3  6  6  6  0  0  3  3  0  3  6  6  6  0  0  3  3  0  3  3  3  6  6  3  6  3  3  3
 0  0  3  6  6  3  0  3  6  0  3  6  3  6  0  0  3  6  0  3  6  3  6  6  0  3  0  3  0  6  0  3  6

generates a code of length 33 over Z9 who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+72x^66+6x^72+2x^81

The gray image is a code over GF(3) with n=99, k=4 and d=66.
This code was found by Heurico 1.16 in 0.0039 seconds.