Term Name:	estetrol
Synonyms:	(15alpha,16alpha,17beta)-estra-1(10),2,4-triene-3,15,16,17-tetrol, (8R,9S,13S,14S,15R,16R,17R)-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,15,16,17-tetrol, 15alpha-hydroxyestriol, 3,15alpha,16alpha,17beta-tetrahydroxyestra-1,3,5(10)-triene, Donesta, estetrol, estetrolum, estra-1(10),2,4-triene-3,15alpha,16alpha,17beta-tetrol, estra-1,3,5(10)-triene-3,15alpha,16alpha,17beta-tetrol, oestetrol
Definition:	A 3-hydroxy steroid that is 17beta-estradiol which has been substituted at the 15alpha and 16alpha positions by two additional hydroxy groups. It is a natural estrogen produced exclusively during pregnancy by the fetal liver.
Ontology:	ChEBI [CHEBI:142773]  ( EBI )