The generator matrix

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

generates a code of length 68 over Z9 who´s minimum homogenous weight is 126.

Homogenous weight enumerator: w(x)=1x^0+408x^126+1122x^129+1362x^132+916x^135+750x^138+702x^141+644x^144+384x^147+204x^150+56x^153+12x^156

The gray image is a code over GF(3) with n=204, k=8 and d=126.
This code was found by Heurico 1.16 in 0.713 seconds.