C3123223313331322121111331333133313231333132212111133131122213123231   >>    C312322331333132212111133133313331323133313221211113313112221312323   <<    C3123223313331322121111331333133313231333132212111133131122213123233   >>      C3123223313331322121111331333133313231333132212111133131122213123232   >>