C312322331333132212111133133313331333133312121111133313222311111   >>    C31232233133313221211113313331333133313331212111113331322231111   <<    C312322331333132212111133133313331333133312121111133313222311113   >>      C312322331333132212111133133313331333133312121111133313222311112   >>