Synonyms: Erythromycin 2-propionate, compound with N-acetyl-L-cysteine (1:1);(2R)-2-acetamido-3-sulfanyl-propanoic acid; [(2S,3R,4S,6R)-4-dimethylamino-2-[[(3R,4S,5S,6R,7R,9R,11R,12R,13R,14R)-14-ethyl-7,12,13-trihydroxy-4-[(2S,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyl-oxan-2-yl]oxy-3,5,7,9,11,13-hexamethyl-2,10-dioxo-1-oxacyclotetradec-6-yl]oxy]-6-methyl-oxan-3-yl] propanoate;Stinoprate derythromycie [French];Erythromycin stinoprate;Erythromycin propionate-N-acetylcysteinate;Erythromycin stinoprate [INN];Erythromycin,2'-propanoate,compd. with N-acetyl-L-cysteine (1:1);Erythromycini stinopras [Latin];