Synonyms: Trachyloban-18-oicacid, (4a,5a,8b,9a,10b,12b,13R,16b)-;6a,8-Methano-6aH-cyclopropa[b]phenanthrene, trachyloban-18-oic acid deriv.;6a,8-Methano-6aH-cyclopropa[b]phenanthrene-4-carboxylic acid,tetradecahydro-4,7a,9b-trimethyl-, [4R-(4a,4aa,6ab,7aa,8b,8aa,9aa,9bb)]-; Antitrachylobanic acid; anti-Trachylobanic acid; ent-Trachylobanicacid