C3123223313331322121111331333133313231333132212111133131122213231311311   >>    C312322331333132212111133133313331323133313221211113313112221323131131   <<    C3123223313331322121111331333133313231333132212111133131122213231311313   >>      C3123223313331322121111331333133313231333132212111133131122213231311312   >>