00000000xxxxxxxx
0000000000000000
0000000000000000
000000000000xx00
0000000000000000
0000000000000000
0000000000000000
x000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
x000000000000000
x000000000000000
x000000000000000
x000000000000000
x000000000000000
x000000000000000
x000000000000000
x000000000000000
xxx00xxxxxxxxxxx
xxx00xxxxxxxxxxx
xxx00xxxxxxxxxxx