The generator matrix

 1  0  0  0  1  1  1  0  0 X^2  1  1  1  1 X^2+X X^2  1 X^2+X X^2  1  1 X^2  1  1  X  1  1  1  1  1  1  1  1  1  X  X  0  1  X X^2  X  1  1 X^2+X X^2+X  X  X
 0  1  0  0  0 X^2 X^2 X^2  1  1 X+1  1  1 X^2+1  1  1  X X^2+X  0 X^2+X X+1  X X^2 X+1  1  1 X+1 X^2  0  X  X X^2+X  1  X  0  X  1 X^2+X+1  1  1  1 X+1 X^2+1  1  X  0  1
 0  0  1  0 X^2  1 X^2+1  1 X+1  0  1 X^2+X X^2 X+1 X+1  X  0  1  1 X+1 X^2+X X^2  X  0  0 X+1 X^2+1 X^2+X  X  1 X+1 X^2  1 X^2+X+1  1  1 X^2+X X^2+X+1 X+1 X+1  X X^2  0  X  1  1 X^2+X
 0  0  0  1 X^2+X+1 X^2+X+1  0 X+1 X^2  1  1  1 X^2  0 X^2+X+1 X^2 X^2  1  X X^2+X X+1  1  1  X  0  X X^2+X+1  X X^2  X  1  X X+1  0 X^2+X+1 X^2+X X+1  X X^2+X X+1 X^2 X^2+1  1 X^2+X  0 X^2  1

generates a code of length 47 over Z2[X]/(X^3) who´s minimum homogenous weight is 42.

Homogenous weight enumerator: w(x)=1x^0+348x^42+222x^43+644x^44+220x^45+632x^46+224x^47+612x^48+144x^49+429x^50+150x^51+260x^52+36x^53+90x^54+28x^55+49x^56+5x^58+2x^60

The gray image is a linear code over GF(2) with n=188, k=12 and d=84.
This code was found by Heurico 1.16 in 1.78 seconds.