Payment on claims of a kind specified in paragraph (1), (2), (3), (4), (5), (6), (7), (8), (9), or (10) of
section 507(a) of this title, or in paragraph (2), (3), (4), or (5) of subsection (a) of this section, shall be made pro rata among claims of the kind specified in each such particular paragraph, except that in a case that has been converted to this chapter under section 1112, 1208, or 1307 of this title, a claim allowed under
section 503(b) of this title incurred under this chapter after such conversion has priority over a claim allowed under
section 503(b) of this title incurred under any other chapter of this title or under this chapter before such conversion and over any expenses of a custodian superseded under
section 543 of this title.