The present disclosure provides compounds that inhibit protein kinases, such as JAK, Axl, or Syk kinases, compositions comprising the compounds and methods of using the compounds to inhibit protein kinase and treat and/or prevent diseases associated with inappropriate kinase activity.

The present disclosure provides compounds that inhibit protein kinases, such as JAK, Axl, or Syk kinases, compositions comprising the compounds and methods of using the compounds to inhibit protein kinase and treat and/or prevent diseases associated with inappropriate kinase activity.

The present invention provides tricyclic fused thiophene derivatives, as well as their compositions and methods of use, that modulate the activity of Janus kinase (JAK) and are useful in the treatment of diseases related to the activity of JAK including, for example, inflammatory disorders, autoimmune disorders, cancer, and other diseases.

The present invention provides tricyclic fused thiophene derivatives, as well as their compositions and methods of use, that modulate the activity of Janus kinase (JAK) and are useful in the treatment of diseases related to the activity of JAK including, for example, inflammatory disorders, autoimmune disorders, cancer, and other diseases.

The present invention provides tricyclic fused thiophene derivatives, as well as their compositions and methods of use, that modulate the activity of Janus kinase (JAK) and are useful in the treatment of diseases related to the activity of JAK including, for example, inflammatory disorders, autoimmune disorders, cancer, and other diseases.

The present invention provides tricyclic fused thiophene derivatives, as well as their compositions and methods of use, that modulate the activity of Janus kinase (JAK) and are useful in the treatment of diseases related to the activity of JAK including, for example, inflammatory disorders, autoimmune disorders, cancer, and other diseases.

The present invention provides compounds, compositions thereof, and methods of using the same.

The present invention provides compounds, compositions thereof, and methods of using the same.

The present invention provides a compound having a glucosylceramide synthase inhibitory action, which is expected to be useful as an agent for the prophylaxis or treatment of lysosomal storage diseases (e.g., Gaucher's disease, Fabry's disease, GM1-gangliosidosis, GM2 activator deficiency, Tay-Sachs disease, Sandhoffs disease), neurodegenerative diseases (e.g., Parkinson's disease, Lewy body dementia, multiple-system atrophy) and the like.

The present invention relates to a compound represented by the formula (I):

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wherein each symbol is as described in the description, or a salt thereof.

The present disclosure relates to an organic compound represented by Chemical Formula A or B, and an organic light-emitting diode comprising the same.