C222133313331333131123313231333133313331333132332111133131232322211   >>    C22213331333133313112331323133313331333133313233211113313123232221   <<    C222133313331333131123313231333133313331333132332111133131232322213   >>      C222133313331333131123313231333133313331333132332111133131232322212   >>