C22212323232133313113313331333132313331323133313331213132331213322331   >>    C2221232323213331311331333133313231333132313331333121313233121332233   <<    C22212323232133313113313331333132313331323133313331213132331213322333   >>      C22212323232133313113313331333132313331323133313331213132331213322332   >>