D131333132213233313233313231231232333132322331311331323331323133313232222211   >>    D13133313221323331323331323123123233313232233131133132333132313331323222221   <<    D131333132213233313233313231231232333132322331311331323331323133313232222213   >>      D131333132213233313233313231231232333132322331311331323331323133313232222212   >>