The generator matrix

 1  0  1  1  1  1  1  0  1  1  1  0  1  1  1  0  X  1  1  1  1  1  0  1  1  1  0  1  1  1  1  1  1  1  1  1  0 2X  1  1  1  0  X  1  1  1  1
 0  1  1  2  0  1  2  1  0 2X+1  2  1  0  2 2X+1  1  1 X+2  0 2X+1  2 2X+1  1  0  2  0  1 2X+1 2X+1 X+1  2  X 2X+1 2X  X 2X  1  1  2 2X X+2  1  0 2X+1  0  0  0
 0  0 2X  0  0  0  0  0  0 2X  X 2X 2X 2X 2X  0 2X  0  X 2X  X  0 2X  0 2X 2X 2X 2X  0  0  X 2X  0  X  X  X  X 2X  0  X  0  X  X  X  X  0  0
 0  0  0  X  0  0  0  0  0  0  0  0  0  0 2X  X 2X  X  0  X  0 2X 2X  X 2X  0  X 2X  0  X  X  0  X  X  X 2X  X  0  X  X  X  0  0 2X  X  X  0
 0  0  0  0  X  0  0  0  0  0  0  0  0  0 2X 2X  X  0 2X  X 2X  X  0  X  X 2X  X  0 2X  0  0  X 2X 2X  X  0  X  X 2X  X  X  X 2X  0 2X 2X  0
 0  0  0  0  0 2X  0  0  X 2X 2X  X 2X  0 2X 2X 2X  X  X  0  0 2X 2X  0 2X  X 2X  0 2X 2X 2X  0  0 2X  0 2X  X 2X 2X  X 2X  X  X  0 2X  X  0
 0  0  0  0  0  0  X  0  X  0  X  X  X 2X 2X  0  X 2X 2X  0 2X  X 2X  0  0 2X  0 2X 2X  X  0  X  0 2X  0 2X  X  X  X  0 2X  X  0 2X 2X  X  0
 0  0  0  0  0  0  0  X  X  X  X  0 2X  X 2X  X  X  X  0 2X  0  X  0  0  0  0 2X 2X 2X  0 2X  X 2X  0  0 2X  0  0 2X 2X  0 2X 2X  X  X  X  0

generates a code of length 47 over Z3[X]/(X^2) who´s minimum homogenous weight is 72.

Homogenous weight enumerator: w(x)=1x^0+32x^72+18x^74+186x^75+66x^77+356x^78+48x^79+210x^80+584x^81+204x^82+498x^83+1338x^84+630x^85+1086x^86+2616x^87+1434x^88+1716x^89+5158x^90+2598x^91+2364x^92+6744x^93+2988x^94+2544x^95+7236x^96+2802x^97+2202x^98+4882x^99+1734x^100+1482x^101+2162x^102+594x^103+678x^104+816x^105+90x^106+246x^107+344x^108+12x^110+194x^111+92x^114+40x^117+14x^120+8x^123+2x^126

The gray image is a linear code over GF(3) with n=141, k=10 and d=72.
This code was found by Heurico 1.16 in 34.2 seconds.