Synonyms: 5b,9bH,10a-Labda-8(20),13-dien-15-ol, trihydrogen pyrophosphate, (E)-(-)- (8CI);Diphosphoric acid,mono[(2E)-5-[(1R,4aR,8aR)-decahydro-5,5,8a-trimethyl-2-methylene-1-naphthalenyl]-3-methyl-2-pentenyl]ester (9CI); Diphosphoric acid,mono[5-(decahydro-5,5,8a-trimethyl-2-methylene-1-naphthalenyl)-3-methyl-2-pentenyl]ester, [1R-[1a(E),4ab,8aa]]-; (-)-Copalyl pyrophosphate; Copalyl diphosphate;Copalyl pyrophosphate