119942-75-5 6H-Isoquino(2,1-g)(1,6)naphthyridine, 5,8,8a,9,10,11,12,12a,13,13a-decahydro-3-methoxy-12-(methylsulfonyl)-monohydrochloride, (8aR-(8a alpha, 12a alpha, 13a alpha)) Delequamine hydrochloride Delequamine hydrochloride [USAN]