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

generates a code of length 54 over Z8 who´s minimum homogenous weight is 52.

Homogenous weight enumerator: w(x)=1x^0+106x^52+64x^54+70x^56+14x^60+1x^96

The gray image is a code over GF(2) with n=216, k=8 and d=104.
This code was found by Heurico 1.16 in 1.21 seconds.