The generator matrix

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

generates a code of length 22 over Z8 who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+74x^18+48x^19+161x^20+144x^21+186x^22+144x^23+145x^24+48x^25+54x^26+11x^28+6x^30+2x^32

The gray image is a code over GF(2) with n=88, k=10 and d=36.
This code was found by Heurico 1.16 in 1.1 seconds.