C32133223331333131133132212111133133313331323133323312112231111   >>    C3213322333133313113313221211113313331333132313332331211223111   <<    C32133223331333131133132212111133133313331323133323312112231113   >>      C32133223331333131133132212111133133313331323133323312112231112   >>