1,1'-[4,4'-Dioxo-5,5',6,6',8,8'-hexahydroxy-9,9'-bi[4H-naphtho[2,3-b]pyran]-2,2'-diyl]bis(2-propanone);2,2'-Diacetonyl-5,5',6,6',8,8'-hexahydroxy-9,9'-bi[4H-naphtho[2,3-b]pyran]-4,4'-dione;Antibiotic SC-2051;HV-1;SC-2051
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