Provided herein, inter alia, are compounds, pharmaceutical compositions and methods related to the treatment of viral infections caused by coronavirus or enterovirus. Provided herein are compounds of Formula (I), (II) and (III)

##STR00001##

and methods of using the compounds for therapy. These compounds are peptidomimetics that inhibit protease 3CL of a coronavirus, and are useful for treating conditions caused by viral infections, including COVID-19.

Provided herein, inter alia, are compounds, pharmaceutical compositions and methods related to the treatment of viral infections caused by coronavirus or enterovirus. Provided herein are compounds of Formula (I), (II) and (III)

##STR00001##

and methods of using the compounds for therapy. These compounds are peptidomimetics that inhibit protease 3CL of a coronavirus, and are useful for treating conditions caused by viral infections, including COVID-19.

Disclosed are compounds of Formula 1, all stereoisomers, N-oxides, and salts thereof,

##STR00001##

wherein G is CONR.sup.5R.sup.6 or selected from

##STR00002## and R.sup.1 through R.sup.18, R.sup.f and G are as defined in the Disclosure.

Also disclosed are compositions containing the compounds of Formula 1 and methods for controlling undesired vegetation comprising contacting the undesired vegetation or its environment with an effective amount of a compound or a composition of the invention.

Provided herein, inter alia, are compounds, pharmaceutical compositions and methods related to the treatment of viral infections caused by coronavirus or enterovirus. Provided herein are compounds of Formula (I), (II) and (III) ##STR00001##
and methods of using the compounds for therapy. These compounds are peptidomimetics that inhibit protease 3CL of a coronavirus, and are useful for treating conditions caused by viral infections, including COVID-19.

Provided herein, inter alia, are compounds, pharmaceutical compositions and methods related to the treatment of viral infections caused by coronavirus or enterovirus. Provided herein are compounds of Formula (I), (II) and (III) ##STR00001##
and methods of using the compounds for therapy. These compounds are peptidomimetics that inhibit protease 3CL of a coronavirus, and are useful for treating conditions caused by viral infections, including COVID-19.

Compounds, tautomers and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula Ia,

##STR00001##

as defined in the specification. In an embodiment, a pharmaceutical composition can be in a liquid dosage form and can comprise a therapeutically effective amount of the compound or a pharmaceutically acceptable salt thereof as an adjuvant and a therapeutic agent. In another embodiment, a method of adjuvant treating a disorder or condition can comprising administering the pharmaceutical composition to a patient.

Compounds, tautomers and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula Ia,

##STR00001##

as defined in the specification. In an embodiment, a pharmaceutical composition can be in a liquid dosage form and can comprise a therapeutically effective amount of the compound or a pharmaceutically acceptable salt thereof as an adjuvant and a therapeutic agent. In another embodiment, a method of adjuvant treating a disorder or condition can comprising administering the pharmaceutical composition to a patient.

The disclosure provides compounds, such as compounds of Formula II, with warheads and their use in treating medical diseases or disorders, such as viral infections. Pharmaceutical compositions and methods of making various compounds with warheads are provided. The compounds are contemplated to inhibit proteases, such as the 3C, CL- or 3CL-like protease.

##STR00001##

The disclosure provides compounds, such as compounds of Formula II, with warheads and their use in treating medical diseases or disorders, such as viral infections. Pharmaceutical compositions and methods of making various compounds with warheads are provided. The compounds are contemplated to inhibit proteases, such as the 3C, CL- or 3CL-like protease.

##STR00001##

The disclosure provides compounds, such as compounds of Formula II, with warheads and their use in treating medical diseases or disorders, such as viral infections. Pharmaceutical compositions and methods of making various compounds with warheads are provided. The compounds are contemplated to inhibit proteases, such as the 3C, CL- or 3CL-like protease.

##STR00001##