C32133223331333131133132212111133133313331323133323312112232332221   >>    C3213322333133313113313221211113313331333132313332331211223233222   <<    C32133223331333131133132212111133133313331323133323312112232332223   >>      C32133223331333131133132212111133133313331323133323312112232332222   >>