D331212121133132233131323223313233313233313223313132313231231111   >>    D33121212113313223313132322331323331323331322331313231323123111   <<    D331212121133132233131323223313233313233313223313132313231231113   >>      D331212121133132233131323223313233313233313223313132313231231112   >>