The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  7  1  1
 0  7  0  0  7  7 28 14 21  0  7 21 21 21 35 14 28 14  0  0 21 14 35 14 42 21 28 21 14 28  7 14  0
 0  0  7  0 35 28 21 35 42 21 21 21 35 35 28  0 42 42 42 42 35 14  7 28 14  0 21  0 35 35 21 21  0
 0  0  0  7 35  7 14 42 42 28  7  0 14 42 42 35  7 35 35 42 35 42  0  7 42 14 28  7 28 28 35 28  7

generates a code of length 33 over Z49 who´s minimum homogenous weight is 175.

Homogenous weight enumerator: w(x)=1x^0+84x^175+444x^182+474x^189+2058x^192+372x^196+12348x^199+342x^203+276x^210+252x^217+102x^224+54x^231

The gray image is a code over GF(7) with n=231, k=5 and d=175.
This code was found by Heurico 1.16 in 0.141 seconds.