The generator matrix

 1  1  1  1  1  1  1  1  2  0  2 12  1  1  2  8  2  4  1  1  2  2  1
 0  2 12  6  8 14  4 10  6  2 10  2  0 12 14  2  2  2  8  4  0 12 12

generates a code of length 23 over Z16 who´s minimum homogenous weight is 22.

Homogenous weight enumerator: w(x)=1x^0+18x^22+88x^23+11x^24+8x^25+1x^26+1x^34

The gray image is a code over GF(2) with n=184, k=7 and d=88.
This code was found by Heurico 1.16 in 0.00415 seconds.