C222123232321333131133133313331323133313231323133311322122233311   >>    C22212323232133313113313331333132313331323132313331132212223331   <<    C222123232321333131133133313331323133313231323133311322122233313   >>      C222123232321333131133133313331323133313231323133311322122233312   >>