The generator matrix

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

generates a code of length 46 over Z9 who´s minimum homogenous weight is 78.

Homogenous weight enumerator: w(x)=1x^0+58x^78+240x^80+258x^81+1056x^83+638x^84+1392x^86+920x^87+2262x^89+1118x^90+2892x^92+1338x^93+2544x^95+1076x^96+1758x^98+772x^99+804x^101+222x^102+168x^104+100x^105+6x^107+30x^108+16x^111+6x^114+8x^117

The gray image is a code over GF(3) with n=138, k=9 and d=78.
This code was found by Heurico 1.16 in 3.77 seconds.