The generator matrix

 1  0  0  1  1  1  1  1  1  6  1  1  1  0  1  1  6  1  1  3  1  1  3  1  6  1  1  1  1  0  1  1  1  1  1  6  6  1  1  3  0  1  0  1  1  6  1  1  1  1  1  0  1  1  1  3  3  1  3  0  1  1  1  1  1  6  3  3  6  1  1  1  1  1  6  1  1  6  6  1  1  1  1  3  1  1  0  1  0  1
 0  1  0  6  1  7  8  0  2  1  6  7  5  1  1  3  0  4  6  1  1  2  1  4  1  8  2  3  7  1  8  1  5  3  0  1  3  8  0  1  6  6  1  1  2  1  5  4  1  3  5  1  7  4  4  1  1  3  6  1  6  7  0  6  0  1  1  3  1  7  3  4  0  1  1  0  4  1  6  3  6  1  8  1  5  7  1  4  1  3
 0  0  1  7  1  6  2  8  6  7  4  2  1  5  4  3  1  0  5  3  8  3  7  7  2  1  5  5  7  8  4  6  3  7  3  4  1  8  2  0  1  0  3  0  2  8  7  2  5  1  0  4  5  8  3  2  6  6  1  6  6  3  7  1  1  0  5  1  3  8  4  5  4  2  6  6  6  5  1  2  2  3  7  4  4  0  7  5  6  7

generates a code of length 90 over Z9 who´s minimum homogenous weight is 177.

Homogenous weight enumerator: w(x)=1x^0+288x^177+240x^180+162x^183+12x^186+2x^189+6x^195+12x^198+6x^207

The gray image is a code over GF(3) with n=270, k=6 and d=177.
This code was found by Heurico 1.16 in 0.182 seconds.