Synonyms: (6as,8r,9r,9ar)-8-(2-amino-6-oxo-3,6-dihydro-9h-purin-9-yl)-9-hydroxy-4-methoxy-2,3,6a,8,9,9a-hexahydrocyclopenta[c]furo[3',2':4,5]furo[2,3-h]chromene-1,11-dione;AC1L3OKW;AC1Q6PFG;KST-1A8512;AR-1A6824;Cyclopenta(c)furo(3',2':4,5)furo(2,3-h)(1)benzopyran-1,11-dione, 8-(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-2,3,6a,8,9,9a-hexahydro-9-hydroxy-4-methoxy-, (6aS-(6aalpha,8beta,9alpha,9aalpha))-