SEDANOLIDE;3-BUTYL-3A,4,5,6-TETRAHYDRO-1(3H)-ISOBENZOFURANON;3-BUTYL-3A,4,5,6-TETRAHYDRO-1(3H)-ISOBENZOFURANONE;3-BUTYL-3ALPHA,4,5,6-TETRAHYDRO-1(3H)-ISOBENZOFURANONE;SEDANOLIDE FROM CELERY SEEDS OIL;fromceleryseedsoil;neocnidilide;(3S)-3aβ,4,5,6-Tetrahyd