D23331313331322132313232233131121133132313231333132322133112111   >>    D2333131333132213231323223313112113313231323133313232213311211   <<    D23331313331322132313232233131121133132313231333132322133112113   >>      D23331313331322132313232233131121133132313231333132322133112112   >>