The generator matrix

 1  0  1  1  1 X+2  1  1  0  1  1 X+2  1  1  0  1  1 X+2  1  1  2  1  1  X  1  1  0  1  1 X+2  1  1  2  1  1  X  1  X  1  X  1  1  2  X  1  1  1  1  0  0  2  X X+2  X  1  1  1  1  1  X  2 X+2  X  X  1  X  X  0  2  1
 0  1 X+1 X+2  1  1 X+1  0  1 X+2  3  1  0 X+1  1 X+2  3  1  2 X+3  1  X  3  1  0 X+1  1 X+2  1  1  2 X+3  1  X  3  1  2  0 X+2  0 X+2  2  1 X+2 X+3  3  1 X+3  X  X  1  1  1 X+2  0  2  X  0 X+1  X  1  1  1  1 X+3 X+2 X+2  1  1  0
 0  0  2  0  0  0  0  2  2  2  2  2  0  0  0  0  0  0  2  2  2  2  2  2  2  2  2  2  2  2  0  0  0  0  0  0  2  0  0  2  2  0  2  0  0  2  0  2  0  2  2  0  0  0  0  2  2  0  0  2  0  0  2  2  0  2  2  0  2  0
 0  0  0  2  0  2  2  2  2  0  2  0  2  0  2  0  2  0  0  2  0  2  0  2  0  2  0  2  0  2  2  2  2  0  0  0  2  0  2  2  0  0  2  2  0  0  2  2  0  0  0  2  0  0  0  2  0  2  0  0  0  2  0  2  2  2  2  2  2  0
 0  0  0  0  2  0  2  2  2  2  0  2  0  2  0  0  2  0  2  0  2  2  0  2  2  0  2  2  0  2  0  2  0  0  2  0  2  2  2  0  0  0  2  2  2  2  2  2  2  0  0  0  2  2  2  0  2  2  0  0  2  2  2  0  0  0  2  2  2  0

generates a code of length 70 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+22x^66+106x^67+31x^68+114x^69+24x^70+76x^71+28x^72+52x^73+12x^74+26x^75+2x^76+10x^77+5x^78+1x^80+1x^86+1x^108

The gray image is a code over GF(2) with n=280, k=9 and d=132.
This code was found by Heurico 1.16 in 0.167 seconds.