D331311121133132313331333133313331311331323132313223313231323232132211   >>    D33131112113313231333133313331333131133132313231322331323132323213221   <<    D331311121133132313331333133313331311331323132313223313231323232132213   >>      D331311121133132313331333133313331311331323132313223313231323232132212   >>