C31232233133313221211113313331333132313331322121133131133132332123231   >>    C3123223313331322121111331333133313231333132212113313113313233212323   <<    C31232233133313221211113313331333132313331322121133131133132332123233   >>      C31232233133313221211113313331333132313331322121133131133132332123232   >>