The present invention provides a compound having a lysine-specific demethylase 1 inhibitory action, and useful as a medicament such as a prophylactic or therapeutic agent for cancer, and central nervous system diseases, and the like. The present invention relates to a compound represented by the formula wherein A is a hydrocarbon group or heterocyclic group optionally having substituent(s); R is H, a hydrocarbon group or heterocyclic group optionally having substituent(s); A and R are optionally bonded to each other to form a ring optionally having substituent(s); Q 1 , Q 2 , Q 3 and Q 4 are each a hydrogen atom or a substituent; Q 1 and Q 2 , and Q 3 and Q 4 , are each optionally bonded to each other to form a ring optionally having substituent(s); X is H, an acyclic hydrocarbon group or saturated cyclic group optionally having substituent(s); Y 1 , Y 2 and Y 3 are each H, a hydrocarbon group or heterocyclic group optionally having substituent(s); X and Y 1 , and Y 1 and Y 2 , are each optionally bonded to each other to form a ring optionally having substituent(s); and Z 1 , Z 2 and Z 3 are each H or a substituent, or a salt thereof.