1-Propanaminium, 2-(acetoxy)-3-carboxy-N,N,N-trimethyl-, hydroxide, inner salt, (+-)- (9CI) 870-77-9 Acetyl-DL-carnitine Ammonium, (3-carboxy-2-hydroxypropyl)trimethyl-, hydroxide, inner salt, acetate, DL- DL-O-Acetylcarnitine