C32133223331333131133132212111133133313331311312332322232212233211   >>    C3213322333133313113313221211113313331333131131233232223221223321   <<    C32133223331333131133132212111133133313331311312332322232212233213   >>      C32133223331333131133132212111133133313331311312332322232212233212   >>