D2333131333132213231323223313112113313231323133313232212132313231   >>    D233313133313221323132322331311211331323132313331323221213231323   <<    D2333131333132213231323223313112113313231323133313232212132313233   >>      D2333131333132213231323223313112113313231323133313232212132313232   >>