D2333131333132213231323223313112113313231331121212111133132212321   >>    D233313133313221323132322331311211331323133112121211113313221232   <<    D2333131333132213231323223313112113313231331121212111133132212323   >>      D2333131333132213231323223313112113313231331121212111133132212322   >>