34696-07-6 6H-Furo[2,3-h]-2-benzopyran-6,8(6aH)-dione, 9-acetyl-3-[1E,3E,5S)-3,5-dimethyl-1,3-heptadienyl]-6a-methyl-, (6aR) AIDS-092937 AIDS092937 Isorotiorin