1 7JY 7-{4-[(1s,4s,6r)-6-[(3-chlorophenoxy)sulfonyl]-3-(4-hydroxyphenyl)-7-oxabicyclo[2.2.1]hept-2-en-2-yl]phenoxy}heptanoic acid 1.000 2 7K6 7-{4-[(1s,4s,6r)-6-[(4-bromophenoxy)sulfonyl]-3-(4-hydroxyphenyl)-7-oxabicyclo[2.2.1]hept-2-en-2-yl]phenoxy}heptanoic acid 0.952 3 7E3 5-{4-[(1s,4s,6r)-6-[(3-chlorophenoxy)sulfonyl]-3-(4-hydroxyphenyl)-7-oxabicyclo[2.2.1]hept-2-en-2-yl]phenoxy}pentanoic acid 0.860 4 7J9 6-{4-[(1s,4s,6r)-6-[(4-bromophenoxy)sulfonyl]-3-(4-hydroxyphenyl)-7-oxabicyclo[2.2.1]hept-2-en-2-yl]phenoxy}hexanoic acid 0.841 5 7EB 4-bromophenyl (1s,2r,4s)-6-{4-[2-(dimethylamino)ethoxy]phenyl}-5-(4-hydroxyphenyl)-7-oxabicyclo[2.2.1]hept-5-ene-2-sulfonate 0.733 6 OBH Cyclohexa-2,5-dien-1-yl (1s,2r,4s)-5,6-bis(4-hydroxyphenyl)-7-oxabicyclo[2.2.1]hept-5-ene-2-sulfonate 0.714