D1212132333132233131323231323131121133132332313231333132322132321   >>    D121213233313223313132323132313112113313233231323133313232213232   <<    D1212132333132233131323231323131121133132332313231333132322132323   >>      D1212132333132233131323231323131121133132332313231333132322132322   >>