G211313312113313223313231322331311211331322331323221121133233311   >>    G21131331211331322331323132233131121133132233132322112113323331   <<    G211313312113313223313231322331311211331322331323221121133233313   >>      G211313312113313223313231322331311211331322331323221121133233312   >>