2(3H)-Furanone, 3-(2-(decahydro-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylene-1-naphthalenyl)ethylidene)dihydro-4-hydroxy-, (1R-(1-alpha(E(S*)),4a-beta,5-alpha,6-alpha,8a-alpha))- 3-(2-(Decahydro-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylenenaphthyl)ethylidene)dihydro-4-hydroxyfuran-2(3H)-one 5508-58-7 Andrographis Andrographolide EINECS 226-852-5 NSC 383468