D2333131333132213231323223313112113313231331121212111133132232321   >>    D233313133313221323132322331311211331323133112121211113313223232   <<    D2333131333132213231323223313112113313231331121212111133132232323   >>      D2333131333132213231323223313112113313231331121212111133132232322   >>