Synonyms: Dextromoramide tartrate;(+)-1-(3-Methyl-4-morpholino-2,2-diphenylbutyryl)pyrrolidine tartrate;(+)-4-(2-Methyl-4-oxo-3,3-diphenyl-4-(1-pyrrolidinyl)butyl)morpholine bitartrate;D-Moramide tartrate;Dextromoramide bitartrate;Dimorlin tartrate;Jetrium tartrate;Palphium tartrate;Pyrrolamidol tartrate;R-875 tartrate;SKF 5137 tartrate;UNII-J778U505W5;d-3-Methyl-2,2-diphenyl-4-morpholinobutyrylpyrrolidine tartrate;Dextromoramide hydrogen (+)-tartrate;Pyrrolidine, 1-(3-methyl-4-morpholino-2,2-diphenylbutyryl)-, (+)-, tartrate (1:1);(3S)-3-methyl-4-(morpholin-4-yl)-2,2-diphenyl-1-(pyrrolidin-1-yl)butan-1-one 2,3-dihydroxybutanedioate (1:1)