The generator matrix

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

generates a code of length 54 over Z8 who´s minimum homogenous weight is 47.

Homogenous weight enumerator: w(x)=1x^0+44x^47+278x^48+164x^49+160x^50+368x^51+575x^52+460x^53+176x^54+448x^55+429x^56+348x^57+160x^58+160x^59+186x^60+52x^61+16x^62+4x^63+43x^64+23x^68+1x^72

The gray image is a code over GF(2) with n=216, k=12 and d=94.
This code was found by Heurico 1.16 in 5.61 seconds.