D23331313331322132313232233131121133132333133313231333132312323111   >>    D2333131333132213231323223313112113313233313331323133313231232311   <<    D23331313331322132313232233131121133132333133313231333132312323113   >>      D23331313331322132313232233131121133132333133313231333132312323112   >>