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Kiyoto; Sumio
Ibaraki, JP
No. of patents:

Patent Number Title Of Patent Date Issued
4670259 Compound FR-68504, production thereof and use thereof June 2, 1987
The invention relates to a new compound, designated FR-68504. The compound has antitimor activities and is effective in the treatment of various tumors in both human beings and animals.There is also provided a process for preparing FR-68504 compound which comprises culturing a FR-68504 p

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