The generator matrix

 1  0  0  0  0  1  1  1  6  1  1  1  1  6  1  1  3  1  1  3  1  1  1  1  1  1  0  0  1  1  1  1  6  3  1  0  3  1  0  3  1  1  0  1  6  1  1  1  1  3  1  1  1  1  0  1  1  1  3  1  3  1  1  1  1  0  1  1  1  6  1  3  0  1  0  1  3  6  3  1  1
 0  1  0  0  0  6  1  7  1  5  0  5  6  1  1  2  6  8  4  1  2  3  3  8  8  4  1  6  7  1  8  8  1  3  0  0  1  3  3  1  3  1  1  4  1  4  7  2  4  1  2  2  5  7  1  8  7  1  1  3  3  8  6  1  1  1  2  0  4  1  3  1  1  8  6  7  6  1  1  8  3
 0  0  1  0  0  0  0  0  0  6  3  3  6  3  6  3  3  6  3  6  3  8  7  2  8  4  5  1  2  5  7  4  7  1  5  1  4  5  1  8  5  5  2  7  1  1  1  2  2  7  7  1  2  5  1  2  0  3  7  3  1  6  4  5  0  4  6  4  8  2  2  1  8  2  3  7  1  8  1  8  0
 0  0  0  1  0  7  1  5  7  0  5  4  4  8  3  8  1  1  7  7  3  4  7  8  7  2  1  4  7  0  5  4  4  8  1  5  5  4  4  8  8  1  2  3  1  3  5  0  7  8  4  8  5  8  3  0  1  3  0  2  3  2  3  5  8  6  4  7  3  3  0  3  0  3  1  7  4  7  5  6  0
 0  0  0  0  1  5  3  8  2  1  3  6  4  5  5  4  2  2  7  7  2  0  3  5  1  3  0  2  2  7  0  7  1  4  8  8  6  4  3  6  8  6  7  3  5  4  1  1  1  5  8  2  7  7  1  8  2  3  8  5  7  6  0  8  4  0  1  7  0  7  2  3  8  1  2  4  1  5  7  3  4

generates a code of length 81 over Z9 who´s minimum homogenous weight is 145.

Homogenous weight enumerator: w(x)=1x^0+120x^145+252x^146+478x^147+948x^148+564x^149+1158x^150+1788x^151+1008x^152+1736x^153+2640x^154+1398x^155+2354x^156+3192x^157+1596x^158+2694x^159+3654x^160+1890x^161+2814x^162+3900x^163+1992x^164+2764x^165+3564x^166+1854x^167+2448x^168+3012x^169+1344x^170+1658x^171+2058x^172+732x^173+1026x^174+900x^175+342x^176+396x^177+378x^178+114x^179+134x^180+66x^181+36x^182+20x^183+18x^184+6x^187+2x^198

The gray image is a code over GF(3) with n=243, k=10 and d=145.
This code was found by Heurico 1.16 in 66.8 seconds.