The molecule is a 2-trans-abscisate obtained by removal of a proton from the carboxy group of (R)-2-trans-abscisic acid. It is a conjugate base of a (R)-2-trans-abscisic acid. It is an enantiomer of a (S)-2-trans-abscisate.
(2E,4E)-5-[(1R)-1-hydroxy-2,6,6-trimethyl-4-oxocyclohex-2-en-1-yl]-3-methylpenta-2,4-dienoate