The generator matrix

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

generates a code of length 92 over Z16 who´s minimum homogenous weight is 87.

Homogenous weight enumerator: w(x)=1x^0+194x^87+247x^88+574x^89+402x^90+610x^91+314x^92+526x^93+354x^94+386x^95+131x^96+180x^97+68x^98+68x^99+8x^100+14x^101+3x^102+2x^103+2x^104+2x^105+4x^106+2x^107+2x^111+1x^126+1x^128

The gray image is a code over GF(2) with n=736, k=12 and d=348.
This code was found by Heurico 1.16 in 1.06 seconds.