G21131331211331322331323132233131121133132233132321133132222311   >>    G2113133121133132233132313223313112113313223313232113313222231   <<    G21131331211331322331323132233131121133132233132321133132222313   >>      G21131331211331322331323132233131121133132233132321133132222312   >>