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

generates a code of length 36 over Z27 who´s minimum homogenous weight is 63.

Homogenous weight enumerator: w(x)=1x^0+186x^63+138x^64+186x^65+738x^66+276x^67+600x^68+1606x^69+1260x^70+1620x^71+5706x^72+2178x^73+1638x^74+2050x^75+342x^76+228x^77+402x^78+126x^79+72x^80+200x^81+42x^82+30x^83+34x^84+12x^85+6x^87+4x^93+2x^96

The gray image is a code over GF(3) with n=324, k=9 and d=189.
This code was found by Heurico 1.16 in 1.08 seconds.