Synonyms: Arteannuin B; Qing Hau Su II;8H-Oxireno[7,8]naphtho[8a,1-b]furan-8-one,decahydro-3,5a-dimethyl-9-methylene-, (3R,3aS,5aR,6aR,6bR,9aS)-; Qing Hau Sau II;3H-Oxireno[7,8]naphtho[8a,1-b]furan-3-one,decahydro-7,9a-dimethyl-4-methylene-, (1aR,1bR,4aS,7R,7aS,9aR)- (9CI);3H-Oxireno[7,8]naphtho[8a,1-b]furan-3-one,decahydro-7,9a-dimethyl-4-methylene-, [1aR-(1aa,1bR*,4ab,7b,7ab,9aa)]-; Arteanuine B;Qinghaosu II;