C222123232321333131133133313331323133313231323133311322321222231   >>    C22212323232133313113313331333132313331323132313331132232122223   <<    C222123232321333131133133313331323133313231323133311322321222233   >>      C222123232321333131133133313331323133313231323133311322321222232   >>