The generator matrix

1 0 0 0 0 0 0 1 1 1 2 1 1 0 1 1 0 0 0 1 1 1 1 2 1 2 2 1 1 1 1 1 0 1 2 0 1 2 2 0 1 2 0 0 1 2 2 2 1 1 0 2 1 2 0 2 1 1 1 2 1 2 1 2 2 1 1 2 1 2 1 2 0 1 1 1 2 1 1 1 1 2 2 0 2 1 2 1 1 1
0 1 0 0 0 0 0 0 0 0 0 0 2 2 1 1 1 1 1 1 1 2 0 0 0 1 2 1 3 2 1 3 1 0 1 1 2 1 0 1 3 2 1 0 1 1 2 0 1 2 1 0 0 2 1 2 1 2 0 1 1 0 1 2 2 2 3 1 3 1 3 2 2 0 3 1 2 3 0 3 1 1 0 2 2 0 0 3 0 0
0 0 1 0 0 0 0 0 0 0 0 1 1 1 0 2 2 3 1 1 3 2 3 1 2 1 0 3 0 1 2 1 2 3 1 1 3 3 0 0 1 2 2 1 1 2 1 1 3 0 3 1 3 1 0 2 1 0 3 2 1 0 0 2 1 3 2 0 2 3 0 1 2 2 2 2 0 1 2 3 2 1 1 0 2 0 2 0 1 0
0 0 0 1 0 0 0 0 0 0 0 2 0 2 2 0 2 2 2 0 0 1 3 3 1 1 1 3 3 3 1 3 3 2 3 1 3 0 1 1 2 1 3 1 0 0 2 1 3 3 0 3 0 0 3 1 2 3 0 3 0 1 3 1 1 1 3 2 3 2 1 0 0 3 1 2 2 1 3 0 2 2 2 1 1 2 1 3 2 0
0 0 0 0 1 0 0 1 2 3 1 0 0 0 0 0 0 0 0 2 2 0 0 0 0 0 2 2 2 2 1 1 1 1 3 1 3 3 3 2 3 1 2 1 1 1 1 1 1 1 3 0 3 1 1 1 1 3 2 1 1 2 2 1 0 1 3 3 0 0 1 0 1 3 2 2 1 2 0 1 0 2 0 2 0 2 3 2 2 0
0 0 0 0 0 1 0 1 3 2 3 0 1 1 1 2 1 2 3 0 1 0 0 1 3 2 1 2 0 3 0 1 1 1 2 3 3 0 0 0 3 3 3 1 2 0 0 0 2 1 3 2 3 1 0 2 2 2 0 3 1 1 2 0 2 3 3 2 2 1 0 3 2 1 0 1 3 0 1 3 0 1 1 0 0 0 3 0 3 0
0 0 0 0 0 0 1 2 1 3 3 1 0 1 0 1 3 1 2 0 3 3 2 0 2 2 1 1 2 1 1 1 1 3 1 0 2 2 1 1 2 2 0 3 3 3 3 0 0 3 1 1 3 2 2 3 2 2 0 0 1 0 3 0 0 3 3 0 1 3 0 2 3 0 3 2 2 2 1 2 2 3 1 1 1 1 3 0 3 0

generates a code of length 90 over Z4 who´s minimum homogenous weight is 75.

Homogenous weight enumerator: w(x)=1x^0+22x^75+89x^76+184x^77+281x^78+362x^79+450x^80+514x^81+605x^82+696x^83+667x^84+712x^85+701x^86+796x^87+825x^88+850x^89+898x^90+826x^91+906x^92+830x^93+771x^94+770x^95+667x^96+614x^97+567x^98+420x^99+363x^100+260x^101+221x^102+152x^103+103x^104+118x^105+42x^106+52x^107+22x^108+14x^109+10x^110+2x^112+1x^124

The gray image is a code over GF(2) with n=180, k=14 and d=75.
This code was found by Heurico 1.10 in 20.6 seconds.