The generator matrix

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

generates a code of length 53 over Z8 who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+513x^48+848x^50+918x^52+640x^54+576x^56+320x^58+218x^60+48x^62+14x^64

The gray image is a code over GF(2) with n=212, k=12 and d=96.
This code was found by Heurico 1.11 in 180 seconds.