| abstract |
(57) [Summary] (Modified) [Objective] A quinazoline derivative having a wide range of anticancer properties. 【Constitution】 [In the formula, R 1 and R 2 are OH, NH 2 and the like, and m is 1, 2 or 3, and n is 1, 2] and a pharmaceutically acceptable salt thereof, a method for producing them, and a pharmaceutical preparation having the anticancer activity containing the quinazoline derivative. |