Synonyms: 2-EpigibberellinA1 (7CI); 4aa,4bb-Gibbane-1a,10b-dicarboxylic acid, 2a,4a,7-trihydroxy-1-methyl-8-methylene-, 1,4a-lactone(8CI); Pseudogibberellin A1 (6CI);4a,1-(Epoxymethano)-7,9a-methanobenz[a]azulene, gibbane-1,10-dicarboxylic acidderiv.; 3-Epigibberellin A1; 3-epi-GA1; 3-epi-Gibberellin A1