C313212111113331323312111133133313331333133312121111331313331333132233313111   >>    C31321211111333132331211113313331333133313331212111133131333133313223331311   <<    C313212111113331323312111133133313331333133312121111331313331333132233313113   >>      C313212111113331323312111133133313331333133312121111331313331333132233313112   >>