C313212111113331323312111133133313331333133313331333133313331333133321123231331   >>    C31321211111333132331211113313331333133313331333133313331333133313332112323133   <<    C313212111113331323312111133133313331333133313331333133313331333133321123231333   >>      C313212111113331323312111133133313331333133313331333133313331333133321123231332   >>