D11213232233132233131121133132311331323331323331323132313331333131213111   >>    D1121323223313223313112113313231133132333132333132313231333133313121311   <<    D11213232233132233131121133132311331323331323331323132313331333131213113   >>      D11213232233132233131121133132311331323331323331323132313331333131213112   >>