Importance

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Abstract

A compound of the formula ##STR1## wherein hydrogen, fluorine, chlorine or bromine; B is fluorine, or when A is fluorine B may be hydrogen; R is hydrogen, C.sub.1 -C.sub.8 branched or unbranched alkyl, CH.sub.2 BR, CH.sub.2 Cl or substituted or unsubstituted phenyl; X is hydrogen, chlorine or bromine; one of R.sub.1 and R.sub.2 is hydrogen and the other is hydroxy or C.sub.1 -C.sub.7 branched or unbranched alkoxy unsubstituted or substituted by a dialkyl amino group, or R.sub.1 and R.sub.2, taken together with the carbon atom to which they are linked, form the group ##STR2## with the proviso that, when R and X are both hydrogen, ##STR3## is a ##STR4## group, and B is fluorine and A is hydrogen is useful as antilimphoedema agent.

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First Claim