西力士他地那非他达那非171596-29-5英文名Cialis别名(6R,12aR)-6-(1,3-Benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydro-2-methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione;Tadalafil产品名称西力士;他地那非;他达那非;(6R-12aR)-6-(1,3-苯并二噁茂-5-基)-2-甲基-2,3,6,7,12,12a-六氢化吡嗪并[1',2'-1,6]-吡啶并[3,4-b]吲哚-1,4-二酮分子式C22H19N3O4分子量389.40CAS登录号171596-29-5)