C222123232321333131133133313331323133313231333131331131331321323121   >>    C22212323232133313113313331333132313331323133313133113133132132312   <<    C222123232321333131133133313331323133313231333131331131331321323123   >>      C222123232321333131133133313331323133313231333131331131331321323122   >>