prov:value
| - luoropropyl groups, etc., or phenyl group, R4 is an alkenyl group, epoxy group, acryloyl group, vinyloxy group, maleimide group, vinyl group, phenylketone group, hydroxyl group and hydrogen atom, R5 is an alkyl group containing 1 to 7 carbon atoms (specifically, the non-substituted alkyl group as exemplified in R3), alkoxy group containing 1 to 4 carbon atoms, for example, methoxy, ethoxy or propy
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