(12E,14Z)-(9S,11R)-8-Iodo-9,11-bis-triethylsilanyloxy-icosa-12,14-dien-5-ynoic acid methyl ester

(3aR,5S,6aR)-2,2-dimethyl-5-[(2R)-oxiran-2-yl]-3a,5,6,6a- tetrahydrofuro[2,3-d] [1,3]dioxole

(R)-8-((3aR,5S,6aR)-2,2-Dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-8-hydroxy-oct-5-ynoic acid methyl ester

(R)-8-((3aR,5S,6aR)-2,2-Dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-8-hydroxy-oct-5-ynoic acid

(9S,11R)-12,12-Bis-ethylsulfanyl-9,11-dihydroxy-8-iodo-dodec-5-ynoic acid methyl ester

(9S,11R)-8-Iodo-12-oxo-9,11-bis-triethylsilanyloxy-dodec-5-ynoic acid methyl ester

(9S,11R)-12,12-Bis-ethylsulfanyl-8-iodo-9,11-bis-triethylsilanyloxy-dodec-5-ynoic acid methyl ester

(R)-8-((3aR,5S,6aR)-2,2-Dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-8-trifluoromethanesulfonyloxy-oct-5-ynoic acid methyl ester