154037-52-2 6H-Furo(2,3-h)-2-benzopyran-6,8(6aH)-dione, 9-acetyl-5-chloro-3-(3,5-dimethyl-1,3-heptadienyl)-9,9a-dihydro-6a-methyl-, (6aR-(3(1E,3E,5S*),6aalpha,9beta,9aalpha))- Isochromophilone I Isochromophilone Ia Isochromophilone Ib