The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  2  2  2  4  2  2  1  1  4  1  1  1  1  1  1  2  1  1  1
 0  4  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  4  4  4  4  0  0  4  4  4  0  4  4  4  0  4  0  4  0  0  4  4  4  4  0  4  0  0  0  0  4  0  0  0  4  4  0  0  4
 0  0  4  0  0  0  0  0  0  0  0  0  4  0  0  4  4  4  4  4  4  0  0  0  0  0  4  4  4  4  4  0  4  0  4  4  4  0  4  0  0  0  4  0  4  0  0  0  0  4  4  0  0  0  0
 0  0  0  4  0  0  0  0  0  0  0  0  4  4  4  4  4  0  4  4  4  0  4  4  4  0  4  0  0  4  4  4  0  0  4  0  4  4  4  4  4  0  0  0  0  4  4  4  0  4  0  4  4  4  4
 0  0  0  0  4  0  0  0  0  0  0  4  0  4  4  0  4  4  4  0  4  4  4  0  0  0  0  0  4  0  0  0  4  4  4  0  0  4  4  0  0  4  4  0  0  4  4  0  0  4  0  4  4  0  4
 0  0  0  0  0  4  0  0  0  0  0  4  0  0  4  4  4  4  4  0  0  4  0  0  4  4  0  0  0  4  4  0  0  4  0  0  4  4  4  4  4  0  4  4  0  0  4  0  4  0  0  4  4  0  0
 0  0  0  0  0  0  4  0  0  0  4  0  0  0  4  4  0  0  4  0  0  4  4  0  4  0  4  0  4  0  4  0  4  0  4  4  4  0  4  0  4  4  0  0  4  4  4  4  4  0  4  0  4  0  4
 0  0  0  0  0  0  0  4  0  0  4  0  0  4  0  0  4  0  0  4  0  4  4  0  0  4  4  4  0  0  4  4  4  0  0  4  4  4  4  4  4  0  4  4  0  0  4  4  4  0  4  4  4  4  0
 0  0  0  0  0  0  0  0  4  0  4  4  4  4  0  0  0  0  4  0  0  0  4  4  4  4  0  0  0  4  0  4  0  0  0  4  4  4  0  0  4  4  4  4  0  0  0  4  0  4  0  4  0  0  0
 0  0  0  0  0  0  0  0  0  4  4  4  4  0  0  4  4  4  4  4  0  4  0  4  0  4  0  4  4  0  0  4  4  4  4  0  0  0  0  0  0  4  0  0  4  4  4  4  4  4  4  4  4  0  0

generates a code of length 55 over Z8 who´s minimum homogenous weight is 44.

Homogenous weight enumerator: w(x)=1x^0+99x^44+220x^48+88x^50+365x^52+512x^53+216x^54+1024x^55+406x^56+512x^57+200x^58+250x^60+8x^62+127x^64+51x^68+14x^72+2x^76+1x^92

The gray image is a code over GF(2) with n=220, k=12 and d=88.
This code was found by Heurico 1.16 in 1.15 seconds.