Glaxo Group Limited

Darko Butina

Ian H Coates

Michael D Dowle

Alexander W Oxford

David E Bays

Colin F Webb

Compounds are disclosed of formula (I) ##STR1## wherein R.sub.1 represents H or C.sub.1-6 alkyl;

Indole derivatives

Compounds are disclosed of the general formula (I) ##STR1## wherein R.sub.1 represents halogen, alkyl, alkoxy or hydroxyl, or a group NR.sub.a R.sub.b or CON.sub.a R.sub.b, where R.sub.a and R.sub.b are hydrogen, alkyl or alkenyl or with the nitrogen atom form a saturated monocyclic 5 to 7-membered ring;

5-Substituted-3-aminoalkyl indole derivatives

Indole derivatives are disclosed of the formula (I): ##STR1## wherein R.sub.1 represents H, or C.sub.1-6 alkyl or C.sub.3-6 Alkenyl;

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Arlesey, United Kingdom

Darko Butina