The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+48x^48+154x^49+149x^50+160x^51+258x^52+234x^53+167x^54+194x^55+224x^56+124x^57+104x^58+120x^59+36x^60+26x^61+20x^62+2x^63+7x^64+6x^65+3x^66+4x^67+2x^68+5x^70

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 0.192 seconds.