The generator matrix

 1  0  0  1  1  1  1  1 35  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1 21 35  1  1  1  1  1  1  1  1  1  1  1  1  1  1  7 14  1  1  0  1  1 28  1  1  1  1  1  7  1  1  0  1  1  1  1
 0  1  0 36 31 16 35 17  1 48  1  9 34 22  7 27 38 30 19 33  4 26 11 39 14  5 14 29  1  1 15 39 25 40 10  6  0 46 13 41  7  3 11 34  1  1 12 37  1  6 42  1 45 46 44 18  1  1  8 22  1 13 20 32 19
 0  0  1  5 31 34 36  4 16 38  2 19 16 18  6 25 42 37 47 13 14 45 44 15 17 28 12 13 31 27 31 26 46 29 39 27  4 24  7 44 21 20 23 38 33  1 45 32 32 43 32 17  9 34  3 20  9 26  1  3 37 15 37 42 30

generates a code of length 65 over Z49 who´s minimum homogenous weight is 373.

Homogenous weight enumerator: w(x)=1x^0+1848x^373+336x^375+336x^376+1092x^377+4350x^378+2730x^379+7938x^380+2100x^382+3192x^383+3486x^384+8904x^385+4200x^386+9870x^387+3612x^389+2898x^390+3864x^391+9330x^392+3990x^393+10500x^394+4242x^396+3864x^397+3906x^398+8562x^399+3486x^400+8946x^401+30x^406+30x^413+6x^427

The gray image is a code over GF(7) with n=455, k=6 and d=373.
This code was found by Heurico 1.16 in 5.11 seconds.