The generator matrix

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

generates a code of length 59 over Z8 who´s minimum homogenous weight is 52.

Homogenous weight enumerator: w(x)=1x^0+76x^52+60x^53+342x^54+252x^55+487x^56+312x^57+488x^58+280x^59+411x^60+332x^61+348x^62+236x^63+217x^64+64x^65+104x^66+37x^68+22x^70+10x^72+8x^74+8x^76+1x^80

The gray image is a code over GF(2) with n=236, k=12 and d=104.
This code was found by Heurico 1.16 in 0.664 seconds.