C222123232321333131133133313331323133313231323133311322123122211   >>    C22212323232133313113313331333132313331323132313331132212312221   <<    C222123232321333131133133313331323133313231323133311322123122213   >>      C222123232321333131133133313331323133313231323133311322123122212   >>