C312322331333132212111133133313331333133312121111331323321311231   >>    C31232233133313221211113313331333133313331212111133132332131123   <<    C312322331333132212111133133313331333133312121111331323321311233   >>      C312322331333132212111133133313331333133312121111331323321311232   >>