D331313112221121133132322112331323223313113313132313231323223311   >>    D33131311222112113313232211233132322331311331313231323132322331   <<    D331313112221121133132322112331323223313113313132313231323223313   >>      D331313112221121133132322112331323223313113313132313231323223312   >>