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

generates a code of length 47 over Z9 who´s minimum homogenous weight is 78.

Homogenous weight enumerator: w(x)=1x^0+82x^78+176x^81+6x^82+250x^84+72x^85+216x^87+360x^88+250x^90+960x^91+200x^93+1440x^94+194x^96+1152x^97+180x^99+384x^100+224x^102+174x^105+114x^108+82x^111+34x^114+8x^117+2x^123

The gray image is a code over GF(3) with n=141, k=8 and d=78.
This code was found by Heurico 1.16 in 0.911 seconds.