A compound represented by the following formula (1), a pharmaceutically acceptable salt thereof or an optically active form thereof:
wherein each symbol is as defined in the specification. A compound having a calcium-sensing receptor antagonistic action, a pharmaceutical composition comprising the compound, particularly a calcium receptor antagonist and a therapeutic drug for osteoporosis are provided.
提供一种由以下式子(1)表示的化合物,其药学上可接受的盐或其光学活性形式:其中每个符号如规范定义。提供一种具有
钙感受受体拮抗作用的化合物,以及包括该化合物的药物组合物,尤其是
钙受体拮抗剂和治疗骨质疏松症的药物。