The generator matrix

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

generates a code of length 12 over Z8 who´s minimum homogenous weight is 10.

Homogenous weight enumerator: w(x)=1x^0+150x^10+220x^12+132x^14+3x^16+6x^18

The gray image is a code over GF(2) with n=48, k=9 and d=20.
This code was found by Heurico 1.16 in 0.0972 seconds.