The generator matrix

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

generates a code of length 79 over Z9 who´s minimum homogenous weight is 150.

Homogenous weight enumerator: w(x)=1x^0+198x^150+590x^153+498x^156+258x^159+220x^162+156x^165+114x^168+96x^171+30x^174+6x^177+18x^180+2x^198

The gray image is a code over GF(3) with n=237, k=7 and d=150.
This code was found by Heurico 1.13 in 0.094 seconds.