The generator matrix

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

generates a code of length 73 over Z2[X]/(X^4) who´s minimum homogenous weight is 73.

Homogenous weight enumerator: w(x)=1x^0+32x^73+18x^74+6x^75+1x^76+1x^78+2x^79+2x^80+1x^82

The gray image is a linear code over GF(2) with n=584, k=6 and d=292.
This code was found by Heurico 1.16 in 0.266 seconds.