C222123232321333131133133313331323133313231323133311322131121321121   >>    C22212323232133313113313331333132313331323132313331132213112132112   <<    C222123232321333131133133313331323133313231323133311322131121321123   >>      C222123232321333131133133313331323133313231323133311322131121321122   >>