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

generates a code of length 93 over Z16 who´s minimum homogenous weight is 87.

Homogenous weight enumerator: w(x)=1x^0+104x^87+238x^88+260x^89+346x^90+432x^91+455x^92+524x^93+510x^94+376x^95+261x^96+232x^97+150x^98+72x^99+62x^100+36x^101+18x^102+8x^103+4x^104+4x^105+2x^108+1x^156

The gray image is a code over GF(2) with n=744, k=12 and d=348.
This code was found by Heurico 1.16 in 1.22 seconds.