C3123223313331322121111331333133313121111331323133313331311233132233311   >>    C312322331333132212111133133313331312111133132313331333131123313223331   <<    C3123223313331322121111331333133313121111331323133313331311233132233313   >>      C3123223313331322121111331333133313121111331323133313331311233132233312   >>