D23331313331322132313232233131121133132313231333132313232213231321   >>    D2333131333132213231323223313112113313231323133313231323221323132   <<    D23331313331322132313232233131121133132313231333132313232213231323   >>      D23331313331322132313232233131121133132313231333132313232213231322   >>