Synonyms: Bufa-20,22-dienolide,16-(acetyloxy)-3-[[8-[[4-[(aminoiminomethyl)amino]-1-carboxybutyl]amino]-1,8-dioxooctyl]oxy]-14,15-epoxy-5-hydroxy-,[3b(S),5b,15b,16b]-; 14,15-Epoxy-14H-cyclopenta[a]phenanthrene,bufa-20,22-dienolide deriv.; Cinobufotalitoxin