C222123232321333131133133313331323133313231323211113131133233311   >>    C22212323232133313113313331333132313331323132321111313113323331   <<    C222123232321333131133133313331323133313231323211113131133233313   >>      C222123232321333131133133313331323133313231323211113131133233312   >>