C111123313121111121111331323133313331333132333133313331322331322323321   >>    C11112331312111112111133132313331333133313233313331333132233132232332   <<    C111123313121111121111331323133313331333132333133313331322331322323323   >>      C111123313121111121111331323133313331333132333133313331322331322323322   >>