TLF55: Tadalafil N-Desmethyl-N-Cyclopentyl

(6R,12aR)-6-(1,3-Benzodioxol-5-yl)-2-cyclopentyl-2,3,6,7,12,12a-hexahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione ;

CAS # 171596-32-0 ;

C26H25N3O4 ;
Mol. Wt.: 443.49 ;