Described herein are novel compounds that block the activity of LOX family members having good IC50 values, no cellular toxicity below 10 μM, induce sensitization of the cells to doxorubicin, strong activity in a recombinant LOX/LOXL2 activity, and a chemical structure that is drug-like and does not have a PAINS flag, as well as, methods of treatment using the compounds with respect to cancer, organ fibrosis, neurodegenerative and cardiovascular diseases.