D233313133313221323132322331311211331323132313331322331313231333121   >>    D23331313331322132313232233131121133132313231333132233131323133312   <<    D233313133313221323132322331311211331323132313331322331313231333123   >>      D233313133313221323132322331311211331323132313331322331313231333122   >>