A process for preparing a nitrated compound, including the step of reacting a compound (A) including at least one substituted or unsubstituted aromatic or heteroaromatic ring, wherein the heteroaromatic ring includes at least one heteroatom selected from the group consisting of oxygen, sulfur, phosphor, selenium and nitrogen, with a compound of formula (I) ##STR00001##
wherein Y is selected from the group consisting of hydrogen and nitro.

[Problem] The present invention addresses the problem of providing a novel compound. The present invention also addresses the problem of providing an OCT3 detection agent or an OCT3 activity inhibitor, which comprises the novel compound. [Solution] A compound represented by formula (A), a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate thereof.
R.sup.1-R.sup.2-R.sup.3-R.sup.4  (A)

[Problem] The present invention addresses the problem of providing a novel compound. The present invention also addresses the problem of providing an OCT3 detection agent or an OCT3 activity inhibitor, which comprises the novel compound. [Solution] A compound represented by formula (A), a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate thereof.
R.sup.1-R.sup.2-R.sup.3-R.sup.4  (A)

N-substituted sulfonylphenyl-5-mitrofuranyl-2-carboxamide derived compounds, which selectively activate the apoptotic, but not the adaptive arm, of the Unfolded Protein Response are provided as is their use in the treatment of diseases such as diabetes, Alzheimer's, Parkinson's, hemophilia, lysosomal storage diseases and cancer.

N-substituted sulfonylphenyl-5-mitrofuranyl-2-carboxamide derived compounds, which selectively activate the apoptotic, but not the adaptive arm, of the Unfolded Protein Response are provided as is their use in the treatment of diseases such as diabetes, Alzheimer's, Parkinson's, hemophilia, lysosomal storage diseases and cancer.

A process for preparing a nitrated compound, including the step of reacting a compound (A) including at least one substituted or unsubstituted aromatic or heteroaromatic ring, wherein the heteroaromatic ring includes at least one heteroatom selected from the group consisting of oxygen, sulfur, phosphor, selenium and nitrogen, with a compound of formula (I)

##STR00001##

wherein Y is selected from the group consisting of hydrogen and nitro.

The disclosure relates to 1H-pyrazolo[3,4-d]pyrimidin-4-amine compounds and 1-nitro-5-amido-disubstituted furan compounds, or a pharmaceutically acceptable salt thereof, and methods for their use in treating, among other conditions, inflammatory diseases or an autoimmune diseases.

The present application relates to a linker containing arylnitro, an antibody-drug conjugate the linker and use of the linker, as well as a pharmaceutical composition comprising the antibody-drug conjugate and use of the antibody-drug conjugate for treatment and/or prevention of a disease.

##STR00001##

The present application relates to a linker containing arylnitro, an antibody-drug conjugate the linker and use of the linker, as well as a pharmaceutical composition comprising the antibody-drug conjugate and use of the antibody-drug conjugate for treatment and/or prevention of a disease.

##STR00001##

N-substituted sulfonylphenyl-5-nitrofuranyl-2-carboxamide derived compounds, which selectively activate the apoptotic, but not the adaptive arm, of the Unfolded Protein Response are provides as is their use in the treatment of diseases such as diabetes, Alzheimer's, Parkinson's, hemophilia, lysosomal storage diseases and cancer.