C222123232321333131133133313331323133313231323133311322131223313331   >>    C22212323232133313113313331333132313331323132313331132213122331333   <<    C222123232321333131133133313331323133313231323133311322131223313333   >>      C222123232321333131133133313331323133313231323133311322131223313332   >>