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  1  1  1  1  X  1  1  X  1  1  1  1  1  1  1  X  1  1  1  1  1  1  1
 0  6  0  0  0  0  0  0  0  0  0  0  0  3  6  6  3  3  3  3  0  6  3  3  6  0  6  6  6  6  0  6  0  6  6  6  3  6  6  6  0  0  0  3  3  6  0
 0  0  6  0  0  0  0  0  0  0  0  6  6  0  0  6  6  3  0  3  3  3  6  3  6  6  6  3  3  3  6  6  6  6  0  0  0  3  3  0  6  0  3  3  3  6  6
 0  0  0  6  0  0  0  0  6  3  3  3  6  0  0  0  6  6  3  0  3  6  6  6  0  6  3  3  0  3  3  3  6  3  6  0  6  6  0  3  0  3  6  3  6  6  3
 0  0  0  0  6  0  0  6  3  0  3  0  6  0  3  6  3  6  6  0  0  0  6  3  6  0  6  3  0  6  3  3  3  3  0  6  0  0  0  6  0  3  3  6  3  0  0
 0  0  0  0  0  6  0  3  3  6  0  3  6  3  0  3  0  6  3  3  0  3  6  6  0  3  0  6  0  3  6  0  6  0  3  3  0  3  3  3  6  3  6  0  3  3  0
 0  0  0  0  0  0  6  3  3  3  3  3  3  6  3  6  0  0  6  0  6  6  6  6  6  6  3  0  6  6  6  6  6  0  0  6  3  3  3  3  3  0  3  6  3  0  0

generates a code of length 47 over Z9[X]/(X^2+3,3X) who´s minimum homogenous weight is 78.

Homogenous weight enumerator: w(x)=1x^0+86x^78+184x^81+216x^84+208x^87+162x^88+252x^90+972x^91+238x^93+15066x^94+216x^96+1296x^97+188x^99+202x^102+158x^105+96x^108+94x^111+32x^114+8x^117+6x^120+2x^132

The gray image is a code over GF(3) with n=423, k=9 and d=234.
This code was found by Heurico 1.16 in 2.28 seconds.