The generator matrix

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

generates a code of length 47 over Z16 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+21x^40+58x^41+89x^42+116x^43+172x^44+330x^45+1007x^46+552x^47+1012x^48+322x^49+159x^50+84x^51+61x^52+54x^53+19x^54+16x^55+8x^56+4x^57+4x^58+3x^60+2x^62+1x^64+1x^80

The gray image is a code over GF(2) with n=376, k=12 and d=160.
This code was found by Heurico 1.16 in 0.299 seconds.