D1121111233132233131121133132311331323331333132313231333132313222332321   >>    D112111123313223313112113313231133132333133313231323133313231322233232   <<    D1121111233132233131121133132311331323331333132313231333132313222332323   >>      D1121111233132233131121133132311331323331333132313231333132313222332322   >>