The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  0  1  1  1  1  1  0  1  1  1  1  1  1  1  1  1  X  1  1  1  1  1  1  1  X  1  1  1  1  1  1  1  1  1 a^7*X  1  1  1  1  1 a^6*X  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1 a^3*X  1  1
 0  1  1  a a^7*X+a^2 a^3 a^7*X+2 a^7*X+a^6 a^5 a^7  0 a^7 a^5  a a^7*X+a^6 a^7*X+1 a^7*X+a^2 a^3  1 a^7*X+2  0 a^7*X+1 a^7*X+a^6 a^3  1  a a^7*X+2 a^7*X+a^2 a^5 a^7  X a^6*X+a^6 X+a^7 a^6*X+2  1 a^7*X+1 X+a X+a^3 a^6*X+1 X+a^5 a^6*X+a^2 X+a^5  1 a*X+a^3 a^2*X+a^7 a^2*X+a^5 a^6*X+a^6 a^6*X+a^6 a^5*X+a^2 a^5*X+2 a^6*X+2 X+a^3  1  X a^5*X+a^6  X X+a X+a^7  1 X+a^5 a*X+a^3 a^5*X+a^6 X+a a*X+a^5 a^5*X+a^3 a*X+a^5 X+a^7 a*X+a^3 a^5*X+a^6 2*X+a^6 a^5*X+a^7 2*X+a^5 X+a a*X+a^3 a^6*X+2 a^3 a^2*X+a^5 a^5*X+a 2*X+a^3 a^7*X+1 a^7*X+2 a^5*X+1  1 2*X+1  a
 0  0 a^7*X  0 a^7*X  X a^6*X a^6*X 2*X a*X a^7*X a*X  X  0 a^5*X a^3*X a^6*X 2*X a^5*X a*X a^5*X 2*X a*X a^3*X a^5*X a^2*X a^7*X  0 2*X  X a^5*X a^5*X a^3*X  0 a^3*X a^2*X a*X 2*X a^2*X  0 a^3*X a^5*X a*X  X  X a^5*X a^6*X  X  X a*X 2*X 2*X a*X a^5*X 2*X 2*X a^3*X a^6*X a^3*X 2*X a^3*X a^3*X  0 a^5*X  X a^3*X a*X a^3*X 2*X a^5*X a^2*X a^3*X  X  0  X a^7*X 2*X a*X a*X a^3*X a^7*X a^7*X a^5*X  0  0
 0  0  0  X a^7*X a^7*X  X a*X  X a^2*X a^5*X a^6*X a^5*X a*X a^2*X a^7*X  0 a^3*X a*X a^3*X a^6*X 2*X a*X a^5*X  X  0  X a^7*X a^6*X a*X a*X 2*X a*X a^6*X  0 a^2*X  X a^6*X a^7*X  X  0 a^3*X a^7*X  0 a^5*X a^5*X a^2*X  X a^6*X a^6*X  0 a^5*X a^6*X a^7*X  X a^7*X 2*X  0 a^7*X a*X a^6*X  0 a^5*X a^2*X a^2*X a^3*X a^7*X 2*X a*X a^7*X 2*X a^6*X a*X a^6*X 2*X a^5*X a^5*X a^5*X a^7*X a*X a^7*X a^2*X 2*X  X a^2*X

generates a code of length 85 over F9[X]/(X^2) who´s minimum homogenous weight is 647.

Homogenous weight enumerator: w(x)=1x^0+72x^647+688x^648+792x^652+648x^653+720x^654+1368x^655+1800x^656+1040x^657+720x^658+1368x^659+12096x^661+3384x^662+5184x^663+5688x^664+6840x^665+1120x^666+4320x^667+5616x^668+31536x^670+9288x^671+9288x^672+10368x^673+10728x^674+944x^675+18360x^676+19656x^677+84096x^679+21168x^680+21312x^681+20880x^682+20448x^683+632x^684+29088x^685+25848x^686+81432x^688+18000x^689+15984x^690+14184x^691+12600x^692+608x^693+424x^702+408x^711+272x^720+208x^729+128x^738+64x^747+24x^756

The gray image is a linear code over GF(9) with n=765, k=6 and d=647.
This code was found by Heurico 1.16 in 50.1 seconds.