C222123232321333131133133313331323133313231323211113131232331121   >>    C22212323232133313113313331333132313331323132321111313123233112   <<    C222123232321333131133133313331323133313231323211113131232331123   >>      C222123232321333131133133313331323133313231323211113131232331122   >>