D233313231211211331323223313112113313233313232222331323132313213221   >>    D23331323121121133132322331311211331323331323222233132313231321322   <<    D233313231211211331323223313112113313233313232222331323132313213223   >>      D233313231211211331323223313112113313233313232222331323132313213222   >>