D1121111233132233131121133132311331323331333132313231333132322131121   >>    D112111123313223313112113313231133132333133313231323133313232213112   <<    D1121111233132233131121133132311331323331333132313231333132322131123   >>      D1121111233132233131121133132311331323331333132313231333132322131122   >>