(S)-N-(5,6,7,9-TETRAHYDRO-1,2,3-TRIMETHOXY-1-(METHYLTHIO)-9-OXOBENZO[A]HEPTALEN-7-YL)BEUTANAMIDE Butanamide, N-[5,6,7,9-tetrahydro-1,2,3-trimethoxy-10-(methylthio)-9-oxobenzo[a]heptalen-7-yl]-, (S)- NSC358257