The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+52x^40+118x^41+238x^42+314x^43+341x^44+360x^45+373x^46+502x^47+461x^48+418x^49+336x^50+168x^51+172x^52+116x^53+31x^54+30x^55+26x^56+12x^57+9x^58+10x^59+3x^60+4x^62+1x^66

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 0.49 seconds.