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US4767748A Substituted oligosaccharide antibodies 失效
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Substituted oligosaccharide antibodies
摘要:
A compound represented by formula I ##STR1## wherein R is hydrogen, or ##STR2## wherein R.sup.1 is N-acylamino, N-alkylamino, N,N-dialkylamino, N-acyl-N-hydroxylamino, nitroso or the pharmaceutically acceptable salts thereof.
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