C312312111111331312111133133313121111133313113313223331333132322333231   >>    C31231211111133131211113313331312111113331311331322333133313232233323   <<    C312312111111331312111133133313121111133313113313223331333132322333233   >>      C312312111111331312111133133313121111133313113313223331333132322333232   >>