申请人:Sankyo Company Limited
公开号:US04914093A1
公开(公告)日:1990-04-03
Compounds of formula (I): ##STR1## (wherein Q is oxygen or sulfur, the dotted line is a single or double bond, A is alkylene, and R.sup.1 -R.sup.5 are a variety of atoms or organic groups) have excellent ability to potentiate myocardial contractivity and a variety of other properties, and can be used to treat cardiac disorders.
式(I)的化合物:##STR1##(其中Q是氧或硫,虚线是单键或双键,A是烷基,R.sup.1-R.sup.5是各种原子或有机基团)具有优异的增强心肌收缩能力和多种其他性质,可用于治疗心脏疾病。