D331311121133132313331333132333132313331323132313232233132323232121123232111   >>    D33131112113313231333133313233313231333132313231323223313232323212112323211   <<    D331311121133132313331333132333132313331323132313232233132323232121123232113   >>      D331311121133132313331333132333132313331323132313232233132323232121123232112   >>