D3312121211331322331313232233132333132313133313113313231322132313232321   >>    D331212121133132233131323223313233313231313331311331323132213231323232   <<    D3312121211331322331313232233132333132313133313113313231322132313232323   >>      D3312121211331322331313232233132333132313133313113313231322132313232322   >>