Synonyms: 4,5-Secoakuammilan-17-oicacid, 2,5-epoxy-1,2-dihydro-16-(hydroxymethyl)-, methyl ester, (2a,16S)-; Lonicerine (8CI);11a,6a-(Epoxyethano)-1,5-methano-11H-azocino[3,4-b]indole-6-carboxylic acid,4-ethylidene-1,2,3,4,5,6-hexahydro-6-(hydroxymethyl)-, methyl ester, [1S-(1a,4E,5a,6a,6ab,11ab)]-; 16-Epiaspidodasycarpine; Lonicerine (alkaloid)