D233313133313221323132322331311211331323132313331323133313331322333123231   >>    D23331313331322132313232233131121133132313231333132313331333132233312323   <<    D233313133313221323132322331311211331323132313331323133313331322333123233   >>      D233313133313221323132322331311211331323132313331323133313331322333123232   >>