The generator matrix

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

generates a code of length 27 over Z9 who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+300x^48+588x^51+538x^54+384x^57+312x^60+62x^63+2x^72

The gray image is a code over GF(3) with n=81, k=7 and d=48.
This code was found by Heurico 1.13 in 0.031 seconds.