C3132121111133313233121111331333133313331322331333132313113313133311   >>    C313212111113331323312111133133313331333132233133313231311331313331   <<    C3132121111133313233121111331333133313331322331333132313113313133313   >>      C3132121111133313233121111331333133313331322331333132313113313133312   >>