The molecule is a HPETE in which the hydroxy group is located at position 9 with the four double bonds at positions 5, 7, 11 and 14 (the 5Z,7E,11Z,14Z geoisomer). It is a conjugate acid of a 9-HPETE(1-).
(5Z,7E,11Z,14Z)-9-hydroperoxyicosa-5,7,11,14-tetraenoic acid