C222123232321333131133133313331323133313231333131331131331212123231   >>    C22212323232133313113313331333132313331323133313133113133121212323   <<    C222123232321333131133133313331323133313231333131331131331212123233   >>      C222123232321333131133133313331323133313231333131331131331212123232   >>