The generator matrix

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

generates a code of length 35 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 30.

Homogenous weight enumerator: w(x)=1x^0+165x^30+292x^31+478x^32+516x^33+417x^34+480x^35+439x^36+472x^37+327x^38+244x^39+157x^40+36x^41+43x^42+8x^43+13x^44+8x^46

The gray image is a code over GF(2) with n=140, k=12 and d=60.
This code was found by Heurico 1.16 in 4.97 seconds.