Synonyms: 1H,5H,10H-Dipyrido(2,1-f:3',2',1'-ij)(1,6)naphthyridin-10-one, dodecahydro-, (7aR,13aS,13bS,13cS)-;1H,5H,10H-Dipyrido[2,1-f:3',2',1'-ij][1,6]naphthyridin-10-one, dodecahydro-, (7aR,13aS,13bS,13cS)-;Leontine;Matridin-15-one, (5.beta.,7.beta.,11.alpha.)-;Matridin-15-one, (5beta,7beta,11alpha)-