The generator matrix

 1  0  1  1  1 X^2+X  1  1 X^3+X^2  1  1 X^3+X  1  1 X^3  1  1 X^3+X^2+X  1  1 X^2  1  1  X  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1
 0  1 X+1 X^2+X X^2+1  1 X^3+X^2 X^3+X^2+X+1  1 X^3+X X^3+1  1 X^3 X^3+X+1  1 X^3+X^2+X X^3+X^2+1  1 X^2 X^2+X+1  1  X  1  1  0 X+1 X^2+X X^2+1 X^3+X^2 X^3+X X^3+X^2+X+1 X^3+1 X^3 X^3+X^2+X X^2  X X^3+X+1 X^3+X^2+1 X^2+X+1  1  0 X^2+X X^3+X^2 X^3+X X^3 X^3+X^2+X

generates a code of length 46 over Z2[X]/(X^4) who´s minimum homogenous weight is 45.

Homogenous weight enumerator: w(x)=1x^0+24x^45+204x^46+24x^47+1x^48+1x^60+1x^76

The gray image is a linear code over GF(2) with n=368, k=8 and d=180.
This code was found by Heurico 1.16 in 0.016 seconds.