C222123232321333131133133313331323133313231323133311322122223321   >>    C22212323232133313113313331333132313331323132313331132212222332   <<    C222123232321333131133133313331323133313231323133311322122223323   >>      C222123232321333131133133313331323133313231323133311322122223322   >>