G211313312113313223313231322331311211331322331323211331323232132313231323132321   >>    G21131331211331322331323132233131121133132233132321133132323213231323132313232   <<    G211313312113313223313231322331311211331322331323211331323232132313231323132323   >>      G211313312113313223313231322331311211331322331323211331323232132313231323132322   >>