D3312121211331322331313232233132333132333132233132322331323223321   >>    D331212121133132233131323223313233313233313223313232233132322332   <<    D3312121211331322331313232233132333132333132233132322331323223323   >>      D3312121211331322331313232233132333132333132233132322331323223322   >>