62121-29-3 Azuleno(6,5-b)furan-2(3H)-one, decahydro-3,4a,8-trimethyl-5,6,7-tris(acetyloxy)-, (3S-(3-alpha,3a-beta,4a-alpha,5-alpha,6-beta,7-beta,7a-beta,8-beta,9a-beta))- BRN 1357654 Hymenolane