D131333132213233313233313231231232333132322331311331323223312111   >>    D13133313221323331323331323123123233313232233131133132322331211   <<    D131333132213233313233313231231232333132322331311331323223312113   >>      D131333132213233313233313231231232333132322331311331323223312112   >>