Synonyms: huperzine A; huperzine A, (5alpha,9beta,11Z)-(-)-isomer; (-)-huperazine A;; AC1LINDQ; AC1L9MOL; AC1LGYS6; Spectrum2_000835; Spectrum3_001074; Spectrum4_001229; Spectrum5_001701; BSPBio_002688; KBioGR_001698; Huperzine A; MLS001424307; SPBio_000789; SCHEMBL16789797; BCBcMAP01_000072; KBio3_001908; EX-A282; HMS2052D07; BCP08891; AC-488; CCG-101168; (-)-huperzine A; NC00418; SMP1_000153; AN-15769; BC677910; SMR000469231; FT-0627095; 18H796; SR-01000781266-3; SR-01000781266-4; Huperzine; 102518-79-6; Selagine; Kimpukan A; Hup A; (-)-huperazine A; HUPERAINE A; D07DFF; (-)- HUPPERZINE A; C15-H18-N2-O; CID449069; CID854026; (-)-Selagine; UNII-0111871I23; ACN-035610; A1932; huperzine A, (5alpha,9beta,11Z)-(-)-isomer; C050426; Huperzine A, 98%, from Huperzia serrata (Thunb.) Trevis. - 5MG 5mg; 120786-18-7; Huperzine A;; SR-01000781266; 5,9-Methanocycloocta[b]pyridin-2(1H)-one, 5-amino-11-ethylidene-5,6,9,10-tetrahydro-7-methyl-, (5R,9R,11E)-;