C222123232321333131133133313331323133313231323133311322131232133211   >>    C22212323232133313113313331333132313331323132313331132213123213321   <<    C222123232321333131133133313331323133313231323133311322131232133213   >>      C222123232321333131133133313331323133313231323133311322131232133212   >>