C22212323232133313113313331333132313331323331123231323323231123222131   >>    C2221232323213331311331333133313231333132333112323132332323112322213   <<    C22212323232133313113313331333132313331323331123231323323231123222133   >>      C22212323232133313113313331333132313331323331123231323323231123222132   >>