The generator matrix

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

generates a code of length 76 over Z9 who´s minimum homogenous weight is 139.

Homogenous weight enumerator: w(x)=1x^0+114x^139+260x^141+228x^142+278x^144+540x^145+168x^147+678x^148+432x^150+798x^151+334x^153+714x^154+186x^156+618x^157+260x^159+378x^160+138x^162+258x^163+24x^165+48x^166+38x^168+22x^171+24x^177+8x^180+10x^186+2x^189+2x^195

The gray image is a code over GF(3) with n=228, k=8 and d=139.
This code was found by Heurico 1.16 in 57.6 seconds.