The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  2  1  2  1  2  2  1  0  2  1  1  1  2  2  1  2  1  2  1  2  1  2  1  2  2  2  1  1  0
 0  2  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  2  2  2  2  2  2  2  2  2  2  2  2  2  2  0  0  2  2  2  2  2  0  2  2  2  0  0  2  2  2  2
 0  0  2  0  0  0  0  0  0  0  2  2  2  2  2  2  2  2  2  0  2  2  0  0  2  2  0  2  2  0  0  0  2  2  2  2  2  0  0  2  0  2  2  0  0  0  0  0
 0  0  0  2  0  0  0  2  2  2  2  2  0  2  2  0  0  0  0  0  0  0  0  0  0  2  0  2  0  2  0  2  2  2  2  2  0  2  2  2  2  0  2  0  2  2  2  0
 0  0  0  0  2  0  2  2  2  0  0  0  0  2  2  2  2  0  0  0  0  0  0  0  2  2  2  2  2  2  2  0  0  2  0  0  2  0  2  0  0  2  2  0  2  0  2  2
 0  0  0  0  0  2  2  0  2  2  0  2  2  2  0  0  2  0  0  0  2  2  2  2  2  0  2  0  2  0  2  0  0  2  2  0  0  0  0  2  0  0  2  2  0  2  2  2

generates a code of length 48 over Z4 who´s minimum homogenous weight is 45.

Homogenous weight enumerator: w(x)=1x^0+42x^45+25x^46+25x^48+20x^53+6x^54+6x^56+2x^61+1x^62

The gray image is a code over GF(2) with n=96, k=7 and d=45.
This code was found by Heurico 1.16 in 11.1 seconds.