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  3  1  1  1  1  3  1  3  1  1  1  3  1  1  1  1  1  3  1  1  1  0  1  3  3  1 18
 0  3  0  0  0 24 21 15  3  6 15 21 18  6  3 12 24 24 18 24 18 21 21 18  6  9 12 12  0 21 18  6 15  6 24 24 21 12  9 18  6  6 18 12 21 21 21  0  3  6  6 24  9 24  3 15 24 15  3  3  9 18  0 18 12  0  3 12 24  0  6  9 21 12  3
 0  0  3  0  9 18  9 18  0  0 21 15 15  6 21 15 12 24  3  6 21 21  6  6 21  6 12 15 24 12  6 15  3  9 15  9 18  0  9 12  9  3  3  6  3 15 15 24 12 15 21 15 18 21 18  3 12  0 12  9 21 12  6  9  3 21  9 21 21  3  0 15  0  3 18
 0  0  0  3 15  0  6  3 12 15 18 24 24  6  0  9  3 21 15 18 12  3 21 21 15 18  6 12 18  3 12  6 15  3  3 15  9 15 18 15  0 18 12 12  0  9  6 24 15 12 12 18 18 21  0  0 12 24  3 12  3  0 18 21 15 15  3 21  6 12  3  3 24 18 21

generates a code of length 75 over Z27 who´s minimum homogenous weight is 140.

Homogenous weight enumerator: w(x)=1x^0+342x^140+294x^141+18x^142+756x^143+532x^144+144x^145+1584x^146+1414x^147+918x^148+3066x^149+2244x^150+1548x^151+2856x^152+1536x^153+288x^154+924x^155+184x^156+240x^158+102x^159+186x^161+146x^162+156x^164+58x^165+96x^167+42x^168+6x^171+2x^198

The gray image is a code over GF(3) with n=675, k=9 and d=420.
This code was found by Heurico 1.16 in 9.43 seconds.