86436-36-4 AIDS-129368 AIDS129368 Butanamide, N-(5,6,7,9-tetrahydro-1,2,3, {10-tetramethyloxy-9-oxobenzo[a]heptalen-7-yl)-,} (S)- N-(1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)butanamide NSC343493