D23331313331322132313232233131121133132333133313231333131323211   >>    D2333131333132213231323223313112113313233313331323133313132321   <<    D23331313331322132313232233131121133132333133313231333131323213   >>      D23331313331322132313232233131121133132333133313231333131323212   >>