2,2′-{[3,4-Bis(3,4-dihydroxyphenyl)-1,2-cyclobutanediyl]bis(carbonyloxy)}bis[3-(3,4-dihydroxyphenyl)propanoic acid]

1,2-Cyclobutanedicarboxylic acid, 3,4-bis(3,4-dihydroxyphenyl)-, bis[1-carboxy-2-(3,4-dihydroxyphenyl)ethyl] ester

2,2′-{[3,4-Bis(3,4-dihydroxyphenyl)-1,2-cyclobutandiyl]bis(carbonyloxy)}bis[3-(3,4-dihydroxyphenyl)propansäure]

2,2′-{[3,4-Bis(3,4-dihydroxyphenyl)-1,2-cyclobutanediyl]bis(carbonyloxy)}bis[3-(3,4-dihydroxyphenyl)propanoic acid]

Acide 2,2′-{[3,4-bis(3,4-dihydroxyphényl)-1,2-cyclobutanediyl]bis(carbonyloxy)}bis[3-(3,4-dihydroxyphényl)propanoïque]

(+)-Sagerinic acid

2-[(2-{[1-carboxy-2-(3,4-dihydroxyphenyl)ethoxy]carbonyl}-3,4-bis(3,4-dihydroxyphenyl)cyclobutyl)carbonyloxy]-3-(3,4-dihydroxyphenyl)propanoic acid

Sagerinic acid