The generator matrix

 1  0  0  0  1  1  1  2  1  1  2  1  1  2  1  1  2  1  2  1  0  1  1  0  0  2  2  0  1  1  0  1  1  2  2  0  0  2  1  2  1  0  1  1  1  2  1  2  1  0  1
 0  1  0  0  2  1  3  1  0  0  0  3  3  1  1  1  2  2  1  0  1  1  2  2  1  1  1  2  2  2  1  1  3  2  1  1  1  1  0  1  2  1  2  2  2  2  1  1  0  2  0
 0  0  1  0  0  0  0  0  1  3  1  1  3  3  1  3  2  2  3  2  1  1  2  2  1  1  2  1  3  1  2  2  2  1  1  3  3  3  1  0  1  2  2  0  0  0  0  2  1  1  0
 0  0  0  1  1  3  2  1  1  2  3  3  0  2  2  1  1  0  0  3  1  0  2  1  3  3  1  2  3  0  2  0  1  3  1  3  1  3  3  3  1  1  3  3  0  1  1  2  0  1  1

generates a code of length 51 over Z4 who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+109x^48+24x^50+74x^52+8x^54+24x^56+6x^60+10x^64

The gray image is a code over GF(2) with n=102, k=8 and d=48.
This code was found by Heurico 1.16 in 0.0357 seconds.