NOVEL PYRROLOPYRIMIDINE COMPOUND OR SALT THEREOF, PHARMACEUTICAL COMPOSITION CONTAINING SAME, ESPECIALLY AGENT FOR PREVENTION AND/OR TREATMENT OF TUMORS ETC BASED ON NAE INHIBITORY EFFECT
The problem to be solved by the present invention is to provide a novel pyrrolopyrimidine compound or a salt thereof having an NAE inhibitory effect as well as a cell growth-suppressing effect. The present invention provides a compound represented by general formula (A) or a salt thereof, and a NAE inhibitor, pharmaceutical composition, and antitumor agent having this compound or a salt thereof as an active ingredient.