3484-46-6 Hyenanchin Hyenancine Mellitoxine Spiro(2,5-methano-7H-oxireno(3,4)cyclopent(1,2-d)oxepin-7,2'-oxiran)-3(2H)-one, hexahydro-1b,6,8-trihydroxy-6a-methyl-8-(1-methylethenyl)-, (1aS-(1aalpha,1bbeta,2beta,5beta,6alpha,6abeta,7beta,7aalpha,8R*))-