C222123232321333131133133313331323133313231323133311322131333211311   >>    C22212323232133313113313331333132313331323132313331132213133321131   <<    C222123232321333131133133313331323133313231323133311322131333211313   >>      C222123232321333131133133313331323133313231323133311322131333211312   >>