C222123232321333131133133313331323133313231323133311322123112312231   >>    C22212323232133313113313331333132313331323132313331132212311231223   <<    C222123232321333131133133313331323133313231323133311322123112312233   >>      C222123232321333131133133313331323133313231323133311322123112312232   >>