Synonyms: 7-Ketolyoniol B;5,6,10,16-tetrahydroxy-2,3-epoxygrayanotoxan-7-one;5,7a-Methano-7aH-cyclohept(6,7)azuleno(1,2-b)oxiren-8(1aH)-one, dodecahydro-2,6,9,9a-tetrahydroxy-2,6,10,10-tetramethyl-, (1aS-(1a-alpha,1b-alpha,2-alpha,2a-beta,5-alpha,6-alpha,7a-alpha,9-beta,9a-beta,10a-alpha))-;AC1L4YGL;AC1Q6DJS;AR-1G6020;LS-90739