C222123232321333131133133313331323133313231333133332212322113132331121   >>    C22212323232133313113313331333132313331323133313333221232211313233112   <<    C222123232321333131133133313331323133313231333133332212322113132331123   >>      C222123232321333131133133313331323133313231333133332212322113132331122   >>