Synonyms: (5aR,8aR,9R)-9-(3,4-dihydroxy-5-methoxyphenyl)-5a,6,8a,9-tetrahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxole-5,8-dione;furo[3',4':6,7]naphtho[2,3-d]-1,3-dioxole-5,8-dione, 9-(3,4-dihydroxy-5-methoxyphenyl)-5a,6,8a,9-tetrahydro-, (5aR,8aR,9R)-