D233313231211211331323223313112113313233313232213132313232233231   >>    D23331323121121133132322331311211331323331323221313231323223323   <<    D233313231211211331323223313112113313233313232213132313232233233   >>      D233313231211211331323223313112113313233313232213132313232233232   >>