The generator matrix

 1  0  1  1  1 14  1  1 12  1  1  2  1  1  8  1  1 14  1  1  1  1  0 12  2  6 10  4  1  1  2  1  1  1  1  4  1  1  1  1  1  8  6  1  1  1 10  1  1  0 12 12  6  2  6  2  2  8  8  4  8  4 14 14 12  1  1  1  1  1  1  0 14  1  1  1  1  1  1  1  1  1  1  1
 0  1 11 14  5  1  7 12  1  2  9  1  8  3  1  6 13  1  4 15 10  1  1  1  1  1  1  1  0 15  1 13  4  1  2  1  9 12 11 14 15  1  1  8  6  5  1 10  3  1  2  1  1  1  1  1  1  1  1  1  1  1  1  1  1  8 13  6  7 12  9  2  1  2  7  3 15 13  8 10  0 12  8  0
 0  0 12  4  8 12 12  0  0  4  8 12  4  8 12  0 12  4  4  8  0 12  0  0  4  0  8 12  0  8  0  4 12  4 12  4  8  0  4 12  4  4  0 12  0  8  0  0  8 12  8  4 12  4  4  8 12  0  8  0  4 12  8  0  8  8  0 12  4 12  4  8  8  8  0  4  0  4 12  8  4  8  0  0
 0  0  0  8  0  8  8  8  8  0  8  0  0  8  0  0  0  8  8  0  8  8  8  0  0  0  8  8  8  8  8  0  8  8  0  8  0  0  0  8  8  0  8  0  8  8  0  0  0  8  8  0  0  8  0  0  8  8  0  0  8  0  8  8  8  0  0  0  0  0  0  0  0  8  8  8  0  8  8  0  8  8  8  0

generates a code of length 84 over Z16 who´s minimum homogenous weight is 80.

Homogenous weight enumerator: w(x)=1x^0+82x^80+372x^81+205x^82+304x^83+180x^84+364x^85+125x^86+238x^87+88x^88+64x^89+18x^90+2x^95+1x^98+2x^102+1x^112+1x^118

The gray image is a code over GF(2) with n=672, k=11 and d=320.
This code was found by Heurico 1.16 in 0.59 seconds.