Provided herein are compounds of Formula (I), and pharmaceutically acceptable salts, solvates, hydrates, polymorphs, co-crystals, tautomers, stereoisomers, isotopologues, prodrugs, and compositions thereof. Also provided are methods and kits involving the inventive compounds or compositions for treating and / or preventing diseases (e.g., proliferative diseases (e.g., cancers and
benign neoplasms), inflammatory diseases (e.g.,
rheumatoid arthritis), and vascular diseases (e.g., atherosclerosis) in a subject. Provided are methods of inhibiting a INK (e.g., JNK1, JNK2, or JNK3) in a subject.