D23331313331322132313232233131121133132313331322223313232213231121   >>    D2333131333132213231323223313112113313231333132222331323221323112   <<    D23331313331322132313232233131121133132313331322223313232213231123   >>      D23331313331322132313232233131121133132313331322223313232213231122   >>