D3312121211331322331313232233132333132333132233132313331333132313321321   >>    D331212121133132233131323223313233313233313223313231333133313231332132   <<    D3312121211331322331313232233132333132333132233132313331333132313321323   >>      D3312121211331322331313232233132333132333132233132313331333132313321322   >>