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  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  1  2  1  1  1  2  2  2  2  2  2  2  1  2  2  4  1  4  2  4  2  4  1  1  4  1  2  4  1  1  1  1  1  1
 0  4  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  0  4  4  4  4  4  4  4  0  4  4  4  0  4  0  0  0  4  0  0  0  0  0  0  4  4  4  0  4  0  4  0  0  0  4  4  0  4  4  0  4  0  0  0
 0  0  4  0  0  0  0  0  0  0  0  0  0  0  0  4  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  4  0  0  0  0  0  4  0  4  4  0  4  4  4  0  0  4  4  4  0  4  0  0  4  4  4  0  4  4  4  4  0  0  4  4  0  4  4  0  0  0  4  4  0  0  4  4  0  0  4  0  0  0  4  0  4  4  0  0  0
 0  0  0  4  0  0  0  0  0  0  0  0  0  0  0  4  0  0  0  0  4  4  4  4  4  4  4  0  0  0  4  0  4  4  4  0  4  4  0  0  4  4  0  4  4  4  0  0  4  0  0  0  0  0  4  4  4  4  0  0  4  4  4  4  0  4  0  0  0  4  0  0  4  0  4  4  0  0  0  4  4  4  4  0  0  0  4  4  0  0  0
 0  0  0  0  4  0  0  0  0  0  0  0  0  0  4  0  0  0  4  4  4  4  4  4  0  0  0  0  4  0  4  4  0  0  4  0  4  4  4  4  4  0  0  0  4  0  4  0  0  0  4  4  0  4  4  0  0  4  0  0  0  0  4  0  0  0  4  0  4  0  4  4  0  0  0  0  0  4  4  0  4  4  0  0  0  4  4  4  0  0  0
 0  0  0  0  0  4  0  0  0  0  0  0  0  0  4  0  4  4  4  4  4  4  0  4  4  0  4  4  4  0  0  0  4  4  4  4  0  4  4  0  4  0  0  0  0  4  0  0  0  0  4  0  4  0  4  0  4  0  4  0  0  4  0  0  4  0  4  4  4  4  0  0  0  4  0  4  4  4  4  4  0  4  4  4  0  4  4  4  0  0  0
 0  0  0  0  0  0  4  0  0  0  0  0  0  4  0  0  4  4  0  4  4  0  4  0  4  0  4  4  4  4  0  0  0  4  0  4  0  0  4  4  0  0  4  0  0  4  4  4  4  4  4  4  0  4  4  0  4  0  4  4  4  4  4  4  0  4  4  4  0  4  0  0  4  4  0  0  0  4  4  0  0  4  4  0  0  0  0  4  0  0  0
 0  0  0  0  0  0  0  4  0  0  0  0  0  4  0  0  0  4  4  4  4  0  4  4  0  4  0  4  0  0  4  0  0  0  0  4  0  4  4  0  4  4  4  0  0  4  4  0  4  0  0  0  0  0  4  0  4  4  0  4  4  4  0  4  4  0  0  4  0  0  4  0  0  4  4  4  0  4  0  0  0  4  4  0  4  0  0  4  4  4  0
 0  0  0  0  0  0  0  0  4  0  0  0  4  0  0  0  0  4  4  0  4  0  0  0  4  4  4  0  0  4  0  4  4  0  4  4  0  0  0  4  4  4  4  0  0  4  4  4  4  4  0  0  4  4  0  0  0  0  4  0  0  4  0  4  0  0  4  0  0  4  4  0  0  0  0  4  4  0  4  0  0  4  4  0  0  4  0  0  4  4  0
 0  0  0  0  0  0  0  0  0  4  0  0  4  0  0  0  4  0  0  4  0  4  0  0  4  0  0  0  0  4  4  4  0  0  4  4  0  0  4  4  4  4  0  4  4  0  0  4  4  0  0  0  0  0  4  4  0  4  0  4  0  4  0  4  0  0  0  0  4  0  0  4  4  4  4  0  4  0  4  0  4  4  4  4  0  4  4  0  0  0  0
 0  0  0  0  0  0  0  0  0  0  4  0  4  4  4  4  4  0  0  0  4  0  0  4  4  0  0  4  0  4  4  0  0  4  4  0  0  0  4  0  4  4  0  0  0  4  4  4  0  0  0  4  0  0  4  0  4  0  4  0  4  0  0  4  0  0  4  0  4  4  4  0  4  0  4  4  4  4  4  0  0  0  0  0  0  0  4  4  4  4  0
 0  0  0  0  0  0  0  0  0  0  0  4  4  4  4  4  0  0  4  4  4  4  4  0  4  0  4  0  0  0  0  0  4  4  4  4  4  0  0  4  0  4  0  0  0  0  0  4  4  4  4  4  0  0  4  0  4  4  0  0  0  0  0  4  0  4  4  4  4  0  0  0  0  0  0  4  0  0  0  4  0  0  4  4  0  4  0  4  4  4  0

generates a code of length 91 over Z8 who´s minimum homogenous weight is 72.

Homogenous weight enumerator: w(x)=1x^0+74x^72+50x^74+200x^76+145x^78+8x^79+258x^80+82x^81+208x^82+160x^83+298x^84+448x^85+251x^86+1240x^87+286x^88+2546x^89+314x^90+3296x^91+268x^92+2544x^93+272x^94+1304x^95+293x^96+438x^97+294x^98+128x^99+182x^100+80x^101+236x^102+8x^103+124x^104+6x^105+166x^106+40x^108+82x^110+20x^112+22x^114+4x^116+5x^118+2x^122+1x^142

The gray image is a code over GF(2) with n=364, k=14 and d=144.
This code was found by Heurico 1.16 in 34.6 seconds.