C2221333133313331311233132313331333133313331311233132332113313131   >>    C222133313331333131123313231333133313331333131123313233211331313   <<    C2221333133313331311233132313331333133313331311233132332113313133   >>      C2221333133313331311233132313331333133313331311233132332113313132   >>