The generator matrix

 1  0  1  1  1  1  1  3  1 24  1  1  1  1  0  1  1  1  1 12  1  1  3  1 15  1  1  1  1  1  1 21  1  1 18  1  1  1  1  0  1  1 21  1  1  0  1  1  1  1 24  1  1  1  9  1  1  1  1  1  6  1  1  1  1  1 18  1  6  1  1  1  1  1  1  1 21 15 24  1 24  1 21  1  1  1  6  9  9  1  1
 0  1  1 26 18 25 26  1 26  1  0 16 16 18  1 17 26 18 13  1 17 18  1 22  1  8 19  8 21  3 10  1 24 14  1  7  3 11  3  1 23 25  1  7 23  1  2  6  4 22  1 26 12  9  1  7 22 15 11 16  1  6 18 11  1  8  1 21  1  1 12 12 19  3  2 20  1  1  1 25  1  0  1  4  9  2  1  1  3 15 17
 0  0 24  0 18  0  0  9  9  0 18 18 18  3 24 21 24 15 12 12  6 12  6 24 24  3 12  6 24  3  6 21 15  3 21 15  9 18 21 21  9 21  6 21  6 24 21 15  3 15  3 21  6 12 18  3 24  6 21  0  6 21  0 24  0 24 24  9  9 18  6  6  3  9 24  6 18 21 12  0  0 24 12 15  3 18  3 12  0 15 24
 0  0  0  3 21 12  9  3  6 15 24  9  6  6 15 24 24 12  0  6  0 21  9  3  3  3  3 12  9 18 24 12  6  9 18  3  0  3  0  6  6 24  6 18  0  9 15  9 12  0 12  0  6  9  6 15 15 21 21 21 21  6  9  6  0 21 12 15  9 24 15 21  6 24 21 18  9  0 18 15 21  0 12 15 15 21 15 18 15 24  3

generates a code of length 91 over Z27 who´s minimum homogenous weight is 171.

Homogenous weight enumerator: w(x)=1x^0+268x^171+366x^172+666x^173+1394x^174+2052x^175+1854x^176+3078x^177+3906x^178+3060x^179+4634x^180+5364x^181+4512x^182+5972x^183+5550x^184+3870x^185+3826x^186+3534x^187+1566x^188+1338x^189+864x^190+390x^191+276x^192+96x^193+54x^194+170x^195+60x^196+18x^197+112x^198+48x^199+48x^200+26x^201+24x^202+36x^204+6x^205+10x^207

The gray image is a code over GF(3) with n=819, k=10 and d=513.
This code was found by Heurico 1.16 in 14 seconds.