The check matrix of a [162,139,7]₂ (dual distance= 7).

The first 22 rows and 155 columns are the check matrix of a [155,133,7]₂ (dual distance= 28).

For more information see Inverting construction Y₁.

000000100000110000101000111100100010110011101010011111010000111000100100110110101101111011000110100101110111001100101010111111100000000000000000000000000000000000
000001000001100001010001111001000101100111010100111110100001110001001001101101011011110110001101001011101110011001010101111111000000000000000000000000000000000000
000010000011000010100011110010001011001110101001111101000011100010010011011010110111101100011010010111011100110010101011111110000000000000000000000000000000000000
000100000110000101000111100100010110011101010011111010000111000100100110110101101111011000110100101110111001100101010111111100000000000000000000000000000000000000
001000001100001010001111001000101100111010100111110100001110001001001101101011011110110001101001011101110011001010101111111000000000000000000000000000000000000000
010000011000010100011110010001011001110101001111101000011100010010011011010110111101100011010010111011100110010101011111110000000000000000000000000000000000000000
100000110000101000111100100010110011101010011111010000111000100100110110101101111011000110100101110111001100101010111111100000000000000000000000000000000000000000
000000101000011011001000001111000101101011000010001001110111101000110011010011000111001010101110101001001011111110011111011011100110010010011100101000110000000101
010101011101010010010111111100111110110111000000101000011011001000001111000101101011000010001001110111101000110011010011000111000010000011011000010011000010100100
000100010011101111010001100110100110001110010101011101010010010111111100111110110111000000101000011011001000001111000101101011000001000010110000010101010010010011
000001010000110110010000011110001011010110000100010011101111010001100110100110001110010101011101010010010111111100111110110111000000100010101000010001001110000101
101010111010100100101111111001111101101110000001010000110110010000011110001011010110000100010011101111010001100110100110001110000000010010011001011011010000101011
001000100111011110100011001101001100011100101010111010100100101111111001111101101110000001010000110110010000011110001011010110000000001000101000011001010100101110
000010100001101100100000111100010110101100001000100111011110100011001101001100011100101010111010100100101111111001111101101110000000000110001000110010010100010001
000010101100010011110010100100101101010100000110010000111010111001110001101100110000001000111110100110100010111101101110111111101111111110101000010001010110010011
000111010111001110001101100110000001000111110100110100010111101101110111111100001010110001001111001010010010110101010000011001000000000001100100010011000110010111
100010111101101110111111100001010110001001111001010010010110101010000011001000011101011100111000110110011000000100011111010011000000000000011100111010101000000111
010010110101010000011001000011101011100111000110110011000000100011111010011010001011110110111011111110000101011000100111100101000000000000000010001010100010101010
011000000100011111010011010001011110110111011111110000101011000100111100101001001011010101000001100100001110101110011100011011000000000000000001111011100110001001
000101011000100111100101001001011010101000001100100001110101110011100011011001100000010001111101001101000101111011011101111111000000000000000000000110011110011011
001110101110011100011011001100000010001111101001101000101111011011101111111000010101100010011110010100100101101010100000110010000000000000000000000001111110000111
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000011111111111111111111111111110000000
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001111111

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