C111123313121111121111331333133313331323232133313331333132233133313223322321   >>    C11112331312111112111133133313331333132323213331333133313223313331322332232   <<    C111123313121111121111331333133313331323232133313331333132233133313223322323   >>      C111123313121111121111331333133313331323232133313331333132233133313223322322   >>