Gibberellin A15

1α,4aα-(Carbonyloxymethylene)-1β-methyl-8-methylenegibbane-10β-carboxylic acid

Gibbane-1,10-dicarboxylic acid, 4A-(hydroxymethyl)-1-methyl-8-methylene-, 1,4A-lactone, (1alpha,4aalpha,4bbeta,10beta)-