The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  X  1  X  1  1  X  1  X  1  X  1  1  1
 0  X  0  0  0  0  0  0  0  0  X  X  0  0  0  X  0  0  0  0  X  X  X  X  X  X  X  X  0  X  X  0  0  X  X  0  0
 0  0  X  0  0  0  0  0  0  X  X  X  0  X  X  0  0  0  X  X  X  X  X  X  X  X  X  0  X  X  X  X  X  X  0  X  X
 0  0  0  X  0  0  0  0  0  X  0  X  X  X  0  X  0  X  X  0  0  0  0  0  0  0  X  X  0  X  X  X  0  X  0  0  X
 0  0  0  0  X  0  0  0  X  0  0  X  X  0  X  X  0  0  X  X  0  0  0  X  0  X  X  0  X  0  0  X  0  X  0  X  0
 0  0  0  0  0  X  0  0  X  0  X  0  0  X  X  X  0  X  X  0  0  0  0  X  X  0  0  0  X  0  X  0  0  X  X  0  X
 0  0  0  0  0  0  X  0  X  X  X  0  0  0  X  X  X  0  0  X  0  0  X  0  X  0  X  0  0  X  X  X  0  X  0  0  0
 0  0  0  0  0  0  0  X  X  X  0  0  X  X  X  0  X  0  X  0  0  X  X  0  0  0  X  0  X  0  X  0  X  0  0  X  0

generates a code of length 37 over Z2[X]/(X^2) who´s minimum homogenous weight is 30.

Homogenous weight enumerator: w(x)=1x^0+32x^30+60x^32+61x^34+100x^36+125x^38+72x^40+18x^42+12x^44+18x^46+10x^48+1x^50+1x^54+1x^64

The gray image is a linear code over GF(2) with n=74, k=9 and d=30.
This code was found by Heurico 1.16 in 1.17 seconds.