D23331313331322132313232233131121133132313231333132333132211211   >>    D2333131333132213231323223313112113313231323133313233313221121   <<    D23331313331322132313232233131121133132313231333132333132211213   >>      D23331313331322132313232233131121133132313231333132333132211212   >>