D233313133313221323132322331311211331323132313331323133313331322211231   >>    D23331313331322132313232233131121133132313231333132313331333132221123   <<    D233313133313221323132322331311211331323132313331323133313331322211233   >>      D233313133313221323132322331311211331323132313331323133313331322211232   >>