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isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
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n5sumobrain.
provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
isa:421541889
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prov:value
It is preferred that R12 is H or optionally substituted C, 4-alkyl, more preferably H or C, 4-alkyl and especially H. Preferably R'3 is H, optionally substituted C, 6-alkyl or optionally substituted phenyl, more preferably H or optionally substituted C,4-alkyl and especially methyl or ethyl.
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Subject Item
isap:516218914
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isa:421541889