C31321211111333132331211113313331333133313331333133312111133133313233313221331   >>    C3132121111133313233121111331333133313331333133313331211113313331323331322133   <<    C31321211111333132331211113313331333133313331333133312111133133313233313221333   >>      C31321211111333132331211113313331333133313331333133312111133133313233313221332   >>