The present invention relates to a compound of formula (I) for use in organic electronic devices, a composition comprising a compound of formula (IV) and at least one compound of formula (IVa) to (IVd), an organic semiconductor layer comprising the compound or composition, an organic electronic device comprising the organic semiconductor layer, and a display device comprising the organic electronic device.

##STR00001##

The present invention relates to a compound of formula (I) for use in organic electronic devices, a composition comprising a compound of formula (IV) and at least one compound of formula (IVa) to (IVd), an organic semiconductor layer comprising the compound or composition, an organic electronic device comprising the organic semiconductor layer, and a display device comprising the organic electronic device.

##STR00001##

The present invention relates to compounds of Formula (I), or an agronomically acceptable salt of said compounds wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I) and to the use of compounds of Formula (I) for controlling weeds, in particular in crops of useful plants.

##STR00001##

The present invention relates to compounds of Formula (I), or an agronomically acceptable salt of said compounds wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I) and to the use of compounds of Formula (I) for controlling weeds, in particular in crops of useful plants.

##STR00001##

Disclosed are a benzyl piperazine compound, a preparation method there for and an application thereof in an antivirus. The benzyl piperazine compound has a structure represented by the following general formula(I). It is proven by experiments that the benzyl piperazine compound not only has significant antiviral activity, but also has the advantages of low cytotoxicity, a high selectivity index and soon.

##STR00001##

Disclosed are a benzyl piperazine compound, a preparation method there for and an application thereof in an antivirus. The benzyl piperazine compound has a structure represented by the following general formula(I). It is proven by experiments that the benzyl piperazine compound not only has significant antiviral activity, but also has the advantages of low cytotoxicity, a high selectivity index and soon.

##STR00001##

Disclosed are compounds of Formulas (I), (II), (III), (IV), and (V): ##STR00001##
and/or a salt thereof, wherein R.sub.1 is —OH or —OP(O)(OH).sub.2, and X.sub.1, X.sub.2, X.sub.3, R.sub.2, R.sub.2a, R.sub.a, R.sub.b, and R.sub.c are defined herein. Also disclosed are methods of using such compounds as selective agonists for G protein-coupled receptor S1P.sub.1, and pharmaceutical compositions comprising such compounds. These compounds are useful in treating, preventing, or slowing the progression of diseases or disorders in a variety of therapeutic areas, such as autoimmune diseases and vascular disease.

Disclosed are compounds of Formulas (I), (II), (III), (IV), and (V): ##STR00001##
and/or a salt thereof, wherein R.sub.1 is —OH or —OP(O)(OH).sub.2, and X.sub.1, X.sub.2, X.sub.3, R.sub.2, R.sub.2a, R.sub.a, R.sub.b, and R.sub.c are defined herein. Also disclosed are methods of using such compounds as selective agonists for G protein-coupled receptor S1P.sub.1, and pharmaceutical compositions comprising such compounds. These compounds are useful in treating, preventing, or slowing the progression of diseases or disorders in a variety of therapeutic areas, such as autoimmune diseases and vascular disease.

The present invention relates to a compound of formula (I) and an organic electronic device comprising a semiconductor layer which comprises a compound of formula (I).

The present invention relates to radiolabeled compounds of formula I ##STR00001##
wherein either A, B, R.sub.1, R.sub.2, is labeled with a radionuclide selected from .sup.3H, .sup.11C and .sup.18F and its use for imaging alpha synuclein and/or Abeta deposits in mammals.