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  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  0  1  1  2  2  1
 0  2 12  6  0  6 12 10  0  6 10 12  8 14  4 10  0  6 10 12  6  0 10 12  6  0 10 12 14  8  4  2  0  6 12 10 14  0  4  2  6  8 10  4 14  8 12  2  0  8  6 14  0  6  8 14 12 12  4  4 10 10  2  2  0  6  0  8  8  6 14 14  0  8  0 12  4 12  6  2  4  8  6  6  0
 0  0  8  0  0  0  8  0  0  0  0  8  0  0  8  0  0  8  8  0  8  0  8  0  8  8  8  8  8  8  8  8  0  0  0  0  8  8  8  8  0  8  0  8  8  0  0  8  8  8  0  8  8  8  8  0  0  0  0  0  0  8  8  0  0  0  0  0  0  0  0  0  8  8  8  8  8  0  0  8  0  0  0  8  8
 0  0  0  8  0  0  0  8  0  0  0  0  0  8  0  8  8  8  8  8  8  8  8  8  0  8  0  8  0  8  8  0  8  0  0  8  8  0  8  8  0  0  8  8  8  8  0  8  8  0  8  0  8  0  0  8  0  8  8  0  0  0  0  0  0  8  8  8  0  8  8  8  8  8  0  0  0  8  8  0  8  8  8  0  0
 0  0  0  0  8  0  8  0  0  8  8  8  8  8  0  8  8  0  0  8  8  0  8  0  8  0  8  0  0  8  8  0  8  0  0  8  8  0  8  8  8  8  0  0  0  0  8  0  0  8  8  0  8  8  0  0  0  0  8  8  0  8  0  8  8  8  0  0  8  0  0  8  8  8  8  0  8  8  8  0  0  8  0  8  8
 0  0  0  0  0  8  0  8  8  8  0  8  8  0  8  8  0  0  8  8  0  8  8  0  0  0  8  8  0  8  0  8  8  0  0  0  8  0  8  0  0  8  0  0  8  0  8  0  8  0  8  8  0  8  8  8  8  8  0  0  8  0  0  8  8  0  0  8  0  8  0  8  8  0  0  8  8  0  0  0  0  0  8  8  0

generates a code of length 85 over Z16 who´s minimum homogenous weight is 80.

Homogenous weight enumerator: w(x)=1x^0+33x^80+168x^81+103x^82+32x^83+376x^84+624x^85+376x^86+32x^87+102x^88+168x^89+30x^90+2x^98+1x^162

The gray image is a code over GF(2) with n=680, k=11 and d=320.
This code was found by Heurico 1.16 in 0.724 seconds.