(1′R,2S,3′S,4′S,5R,7′R,10′R)-3′-Hydroxy-10′-(hydroxymethyl)-4,4,5,15′-tetramethyl-3,9′,14′-trioxodihydro-3H-spiro[furan-2,5′-[11,12,13]trithia[8,15]diazatetracyclo[8.3.2.0~1,8~.0~3,7~]pentadecan]-4′-y l acetate

(1′R,2S,3′S,4′S,5R,7′R,10′R)-3′-Hydroxy-10′-(hydroxymethyl)-4,4,5,15′-tetramethyl-3,9′,14′-trioxodihydro-3H-spiro[furan-2,5′-[11,12,13]trithia[8,15]diazatetracyclo[8.3.2.0~1,8~.0~3,7~]pentadecan]-4′-y l acetate

(4R,5′R,6aR,8S,9S,9aS,10aR)-9a-hydroxy-4-(hydroxymethyl)-4′,4′,5′,12-tetramethyl-3′,5,11-trioxooctahydro-3′H,9H-spiro[4,10a-(epiminomethano)cyclopenta[4,5]pyrrolo[2,1-d][1,2,3,5]trithiazepine-8,2′-furan]-9-yl acetate

sirodesmin J