C222123232321333131133133313331323133313231323211113113133112111   >>    C22212323232133313113313331333132313331323132321111311313311211   <<    C222123232321333131133133313331323133313231323211113113133112113   >>      C222123232321333131133133313331323133313231323211113113133112112   >>