The generator matrix

 1  0  0  1  1  1  1  1  1  6  1  1  1  1  1  3  0  1
 0  1  0  6  1  7  8  0  2  1  6  1  7  5  8  1  1  2
 0  0  1  7  1  6  2  8  6  7  4  4  2  3  7  1  3  8

generates a code of length 18 over Z9 who´s minimum homogenous weight is 32.

Homogenous weight enumerator: w(x)=1x^0+126x^32+78x^33+90x^34+36x^35+96x^36+54x^37+90x^38+48x^39+72x^41+18x^42+18x^43+2x^45

The gray image is a code over GF(3) with n=54, k=6 and d=32.
This code was found by Heurico 1.16 in 0.0397 seconds.