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  1  1  1  1  1  1  1  1  1  2  2  1  2  1  2  0  1  1  2  1  0  1  4  0  1  2
 0  2  0  2  0  0  2  6  0  4  2  6  0  6  4  6  2  0  4  2  4  6  0  6  0  4  4  2  2  0  2  2  0  4  2  0  0  4  0  2  2  2  6  2  0  4  4  6  4  0  2  2  0  6
 0  0  2  2  0  6  2  0  4  2  2  0  4  6  2  4  2  0  6  0  0  4  6  2  0  0  2  2  4  6  6  4  0  2  2  4  6  4  0  6  2  6  4  4  6  4  2  2  2  0  6  0  2  4
 0  0  0  4  0  0  0  4  4  4  0  0  4  4  0  0  0  4  4  4  4  0  0  0  4  4  0  0  0  0  0  0  0  0  4  0  4  4  4  4  4  4  4  0  4  4  0  4  0  0  0  4  4  4
 0  0  0  0  4  0  0  0  0  0  4  0  4  4  4  4  0  4  4  4  0  4  4  4  4  0  0  4  0  4  0  4  0  0  4  4  0  0  0  4  0  4  4  0  4  0  4  0  0  0  0  4  4  4
 0  0  0  0  0  4  0  0  0  4  4  4  4  0  0  0  4  0  4  0  4  4  4  0  0  0  4  0  0  4  0  0  0  0  4  4  0  4  4  4  4  0  0  4  4  0  0  4  4  4  0  0  0  4
 0  0  0  0  0  0  4  4  4  4  4  0  4  0  0  0  4  4  4  4  4  0  0  4  0  0  4  0  4  4  0  4  4  4  4  0  4  0  0  0  0  4  4  4  0  0  0  4  4  4  4  4  4  4

generates a code of length 54 over Z8 who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+261x^48+64x^50+550x^52+384x^54+478x^56+64x^58+184x^60+58x^64+2x^68+1x^72+1x^88

The gray image is a code over GF(2) with n=216, k=11 and d=96.
This code was found by Heurico 1.16 in 49.9 seconds.