468-44-0 4aalpha,4bbeta-Gibbane-1alpha,10beta-dicarboxylic acid, 2beta,4a-dihydroxy-1-methyl-8-methylene-, 1,4a-lactone EINECS 207-406-9 GA4 Gibbane-1,10-dicarboxylic acid, 2,4a-dihydroxy-1-methyl-8-methylene-, 1,4a-lactone, (1alpha,2beta,4aalpha,4bbeta,10beta)- Gibberellin A4