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  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  3  1  1  1  1  1  1  1  1  1
 0  9  0  0  9  0  9  9 18  0  0  9  9  0 18  9 18 18  0  9 18  0  9 18 18 18 18  0  0  0  9  9  0  9  9 18  0  0  9  9  0 18  9 18 18  0  9 18  0  9 18 18 18 18  0  0  9  9  0 18  9  9  9  0  9  9  0  9  0  0  9  0 18 18 18 18 18 18 18 18  0  0  0  9  9  0  9  9 18
 0  0  9  0 18  9 18  9 18  0  9  9  0 18  0  0  9  9 18 18 18 18  9  0  0  9 18  0  0  9 18  9  9 18  0 18  0  9  9  0 18  0  0  9  9 18 18 18 18  9  0  0  9 18  0  9 18  9  9  0  9  0 18  9  9  0  0 18 18 18  0 18  0  9  9  0  9 18 18 18  0  0  9 18  9  9 18  0 18
 0  0  0  9 18 18  0 18 18 18  9  0 18  0 18  9  9  0  9  9  9 18  9  0  9 18  0  0  9 18 18 18  9  9  9 18 18  0  0  0  9  9 18 18  9  0  0  0 18  9  0 18  0  9  9 18 18 18  9  9  0  0  0  0  9  9 18  9  0  9 18 18  0 18  9 18  0  0  9 18  0  9 18 18 18  9  9  9 18

generates a code of length 89 over Z27 who´s minimum homogenous weight is 177.

Homogenous weight enumerator: w(x)=1x^0+192x^177+486x^178+24x^180+18x^186+2x^189+6x^204

The gray image is a code over GF(3) with n=801, k=6 and d=531.
This code was found by Heurico 1.16 in 0.302 seconds.