The generator matrix

 1  0  1  1  1  0  1  1  0  1  4  1  1  1  4  1  1  4  2  1  1  4  1  1  4  1  1  2  2  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
 0  1  1  0  1  1  0  7  1  4  1  3  0  3  1  7  4  1  0  4  3  1  0  7  1  4  6  0  4  0  2  3  7  3  4  0  0  0  0  2  4  0  0  2  0  0  0  2  0  0  0  2  0  0  0  0  2  0  0  0  4  0  0  0  4  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
 0  0  2  0  0  0  0  2  0  4  2  2  0  4  2  0  2  2  2  0  4  0  4  2  2  0  2  0  2  2  2  0  0  0  0  2  0  2  0  2  0  0  0  2  0  4  0  2  0  0  0  2  0  4  0  2  2  0  0  0  4  0  0  0  4  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
 0  0  0  2  0  0  0  2  4  6  6  0  4  6  4  6  2  4  2  0  0  0  6  2  0  2  0  0  2  2  0  2  0  0  2  2  2  4  0  0  0  0  0  0  0  4  4  0  0  0  0  0  0  4  0  6  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  2  0  0  2  6  2  0  4  0  0  2  6  4  6  2  0  2  4  6  6  2  0  0  2  2  0  2  2  0  2  2  2  0  6  0  0  0  0  0  0  4  0  4  0  0  0  0  0  4  0  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  2  0  6  6  0  6  0  6  4  4  2  2  2  0  6  2  4  0  4  0  6  2  4  0  0  2  6  0  0  2  0  2  0  0  0  0  2  0  0  4  0  0  0  0  4  0  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  0  0  0  2  6  4  6  4  6  6  6  6  0  4  4  2  4  4  6  4  0  2  2  0  6  0  0  0  2  6  2  0  2  0  0  0  0  2  2  0  0  0  0  0  0  0  4  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

generates a code of length 80 over Z8 who´s minimum homogenous weight is 33.

Homogenous weight enumerator: w(x)=1x^0+10x^33+24x^34+18x^35+18x^36+16x^37+38x^38+44x^39+68x^40+74x^41+109x^42+178x^43+185x^44+220x^45+237x^46+296x^47+325x^48+392x^49+386x^50+490x^51+536x^52+494x^53+590x^54+530x^55+484x^56+410x^57+397x^58+400x^59+331x^60+246x^61+227x^62+188x^63+88x^64+62x^65+54x^66+76x^67+82x^68+88x^69+172x^70+268x^71+378x^72+560x^73+840x^74+1638x^75+2532x^76+3600x^77+4942x^78+6034x^79+6744x^80+6184x^81+4912x^82+3636x^83+2422x^84+1538x^85+960x^86+558x^87+316x^88+256x^89+178x^90+110x^91+88x^92+102x^93+56x^94+70x^95+88x^96+110x^97+182x^98+284x^99+312x^100+334x^101+389x^102+506x^103+571x^104+454x^105+603x^106+570x^107+535x^108+494x^109+386x^110+368x^111+306x^112+350x^113+275x^114+210x^115+150x^116+140x^117+110x^118+90x^119+64x^120+48x^121+51x^122+12x^123+10x^124+8x^125+9x^126+3x^128+2x^129+2x^131+3x^132+1x^138

The gray image is a code over GF(2) with n=320, k=16 and d=66.
This code was found by Heurico 1.16 in 99 seconds.