C22212323232133313113313331333132313331323331123231323323212322331   >>    C2221232323213331311331333133313231333132333112323132332321232233   <<    C22212323232133313113313331333132313331323331123231323323212322333   >>      C22212323232133313113313331333132313331323331123231323323212322332   >>