The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1
 0  3 24  0 21 24 21  6  0  9  0  9  9 21 12 21  3 24  9
 0  0  9  0  9  0 18 18  9 18  9 18  9 18  0  9 18  9  0
 0  0  0  9 18  9  9 18 18 18  0  9  9 18 18  0  0  9 18

generates a code of length 19 over Z27 who´s minimum homogenous weight is 33.

Homogenous weight enumerator: w(x)=1x^0+60x^33+60x^34+140x^36+48x^37+1620x^38+94x^39+90x^42+48x^43+18x^45+6x^46+2x^57

The gray image is a code over GF(3) with n=171, k=7 and d=99.
This code was found by Heurico 1.16 in 0.00854 seconds.