The generator matrix

 1  0  0  1  1  1  X  1  1  1  1  0  X  0  1  1  X  1  X  0  1  1  1  0  1  X  0  1  X  0  1  1  1  1  0  1  1  0  0  X  X  0  X  1  1  1  X  0  1  1  X  X  1  1
 0  1  0  0  1  1  1  0  X X+1  1  1  1  X  0  1  1 X+1  X  1  0  0 X+1  1 X+1  1  0 X+1  1  0  X  X  X  X  0  0  1  1  1  1  0  1  1 X+1  X  0  X  1  1  X  1  1  1  X
 0  0  1  1  1  0  1  X X+1  X X+1  X  1  1  X  1 X+1  0  1  0 X+1 X+1  0  1  0 X+1  1  1  X  1 X+1  1 X+1  1  1 X+1 X+1 X+1 X+1  0  1  X  1  0 X+1  X  1  0  1  0  X  1 X+1  1
 0  0  0  X  0  0  0  0  0  X  X  X  0  X  0  X  X  0  X  0  0  X  X  X  X  0  X  0  X  0  0  X  X  0  0  0  0  X  0  X  X  0  X  0  0  X  0  X  X  0  0  0  X  0
 0  0  0  0  X  0  0  X  X  0  0  X  X  0  0  X  X  X  0  X  X  0  X  0  0  0  X  0  0  0  X  X  X  0  X  0  X  X  X  0  0  0  X  0  0  X  X  X  0  X  0  0  0  0
 0  0  0  0  0  X  0  0  0  0  0  0  X  X  X  X  X  X  0  0  X  X  0  0  X  X  X  0  X  X  X  0  X  X  X  0  X  0  0  0  X  0  0  0  X  X  0  X  0  X  X  X  X  X

generates a code of length 54 over Z2[X]/(X^2) who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+26x^48+46x^49+51x^50+64x^51+51x^52+42x^53+37x^54+32x^55+28x^56+30x^57+18x^58+16x^59+16x^60+6x^61+12x^62+8x^63+5x^64+4x^65+7x^66+8x^67+1x^68+3x^70

The gray image is a linear code over GF(2) with n=108, k=9 and d=48.
This code was found by Heurico 1.16 in 0.0517 seconds.