D2333131333132213231323223313112113313231323133313231333133313122331   >>    D233313133313221323132322331311211331323132313331323133313331312233   <<    D2333131333132213231323223313112113313231323133313231333133313122333   >>      D2333131333132213231323223313112113313231323133313231333133313122332   >>