D2333132312112113313232233131121133132333132322223313231333112121   >>    D233313231211211331323223313112113313233313232222331323133311212   <<    D2333132312112113313232233131121133132333132322223313231333112123   >>      D2333132312112113313232233131121133132333132322223313231333112122   >>