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  3  1  1  1  1  1  3  1  1  1  1  3  3  1  3  3  3  3  1  3  1  3  3  3  3  1  1  1  1  1  3  3  1  1  3  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1
 0  3  0  0  0  0  0  0  0  3  0  0  3  3  6  6  6  6  0  3  3  0  3  0  6  3  0  6  0  3  3  0  6  0  0  3  6  0  6  0  0  3  3  3  0  0  3  3  0  0  3  3  3  3  3  0  6  0  0  3  0  3  6  3  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
 0  0  3  0  0  0  0  0  0  6  0  3  6  3  6  6  0  6  3  6  0  6  3  6  0  3  6  0  3  0  0  0  6  3  3  0  6  3  6  6  0  3  6  6  0  3  3  0  0  3  0  3  3  6  0  6  0  0  0  6  0  0  0  6  6  6  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
 0  0  0  3  0  0  0  0  0  6  0  6  0  3  6  3  6  6  3  3  0  3  0  0  0  3  3  3  0  6  3  0  0  3  0  6  3  6  6  6  3  0  6  0  3  0  0  3  0  3  0  3  3  6  3  3  3  3  6  6  3  6  0  6  0  3  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
 0  0  0  0  3  0  0  0  0  6  3  6  6  3  0  3  0  6  6  6  6  6  0  0  3  0  3  0  3  6  0  6  6  6  6  0  3  0  3  6  3  6  6  0  0  3  6  0  3  0  3  0  0  6  0  0  0  3  3  3  6  3  6  0  3  6  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
 0  0  0  0  0  3  0  0  0  6  6  6  3  0  6  0  0  3  3  6  0  6  6  0  0  0  0  3  0  3  6  3  0  3  3  0  0  0  3  6  3  3  3  0  3  3  6  0  0  6  3  0  0  0  3  6  3  3  3  0  6  6  3  0  3  3  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
 0  0  0  0  0  0  3  0  0  6  6  3  0  6  6  6  6  0  0  0  0  3  6  3  3  6  3  3  0  3  0  0  6  6  0  6  6  3  3  0  0  6  0  0  3  0  3  3  6  3  3  6  3  6  6  3  0  6  3  0  6  0  0  3  0  3  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
 0  0  0  0  0  0  0  3  0  6  6  0  3  6  3  0  3  0  3  0  6  3  6  6  6  0  3  3  3  0  6  6  3  6  3  6  3  6  3  0  6  3  3  3  0  6  3  0  3  6  3  0  6  0  6  3  6  6  3  6  0  0  6  6  6  6  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
 0  0  0  0  0  0  0  0  3  6  3  0  3  0  0  6  6  6  3  6  6  0  6  6  6  3  3  0  6  6  3  0  6  6  6  6  0  3  6  3  6  3  0  6  3  3  6  6  3  3  0  6  6  3  0  0  0  6  3  3  3  0  6  0  6  3  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0

generates a code of length 84 over Z9 who´s minimum homogenous weight is 105.

Homogenous weight enumerator: w(x)=1x^0+54x^105+142x^108+236x^111+298x^114+438x^117+406x^120+498x^123+654x^126+626x^129+652x^132+636x^135+546x^138+450x^141+372x^144+224x^147+24x^148+144x^150+114x^151+96x^153+540x^154+64x^156+1332x^157+76x^159+2934x^160+196x^162+5418x^163+282x^165+7362x^166+394x^168+8316x^169+570x^171+6768x^172+728x^174+4296x^175+886x^177+1758x^178+1020x^180+396x^181+1212x^183+108x^184+1296x^186+1300x^189+1276x^192+1162x^195+942x^198+700x^201+464x^204+318x^207+168x^210+100x^213+38x^216+12x^219+6x^222

The gray image is a code over GF(3) with n=252, k=10 and d=105.
This code was found by Heurico 1.16 in 99.3 seconds.