| abstract |
(57) [Summary] [Structure] A spiro ring compound represented by the following formula: [Effects] The compound of the formula I is preterm birth, dysmenorrhea, termination of labor before cesarean delivery, time control of labor, uterine hyperfunction, endometriosis, hypertension, congestive heart failure, hyponatremia and perception. Oxytocin and varipressin antagonists useful in the treatment of disorders. |