The generator matrix

 1  0  1  1  1  6  1  1  4  1  2  1  1  0  1  1  2  1  1  1  4  1  1  6  1  1  2  1  2  4  1  1  1  2  1  1  2  4  1  1  4  0  4  2  0  2  1
 0  1  1  6  3  1  0  3  1  2  1  5  6  1  7  0  1  1  0  1  1  7  6  1  5  3  1  6  1  1  3  3  7  1  7  0  4  2  4  6  1  1  1  1  1  1  0
 0  0  2  0  6  0  6  4  6  2  6  4  4  4  2  6  6  2  4  0  2  4  6  4  4  2  2  0  2  0  2  0  6  4  0  0  2  6  0  2  0  0  6  6  6  6  0
 0  0  0  4  0  0  0  4  4  0  0  0  4  4  4  0  4  0  0  0  4  4  0  4  0  0  4  4  0  4  4  0  0  4  4  0  0  4  4  0  4  4  0  0  4  4  0
 0  0  0  0  4  0  0  0  0  0  4  4  4  0  0  4  4  4  4  0  0  4  4  0  0  0  4  4  0  4  4  4  0  4  0  0  4  4  0  4  4  4  4  4  4  0  0
 0  0  0  0  0  4  0  0  0  4  0  4  0  4  4  0  4  0  4  4  4  0  4  4  0  0  4  4  0  4  0  0  4  0  0  4  4  4  4  0  0  0  4  0  0  0  0
 0  0  0  0  0  0  4  0  4  0  0  0  0  0  0  4  0  4  4  4  4  4  0  4  4  4  4  4  4  0  4  4  0  0  4  0  0  4  0  0  4  0  0  4  0  0  4

generates a code of length 47 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+43x^40+148x^41+133x^42+376x^43+293x^44+482x^45+323x^46+582x^47+316x^48+510x^49+262x^50+290x^51+86x^52+126x^53+42x^54+26x^55+23x^56+14x^57+5x^58+6x^59+5x^60+3x^62+1x^64

The gray image is a code over GF(2) with n=188, k=12 and d=80.
This code was found by Heurico 1.16 in 0.516 seconds.