D23331323121121133132322331313113313132322331323221133132313221   >>    D2333132312112113313232233131311331313232233132322113313231322   <<    D23331323121121133132322331313113313132322331323221133132313223   >>      D23331323121121133132322331313113313132322331323221133132313222   >>