Synonyms: Adenosine,5'-[(3-amino-3-carboxypropyl)methyl-14C-sulfonio]-5'-deoxy-, hydroxide, innersalt, L- (8CI); Adenosine,5'-[(3-amino-3-carboxypropyl)methyl-14C-sulfonio]-5'-deoxy-, inner salt, (S)-;L-Homocysteine, adenosine deriv.; (?à)-S-Adenosyl-L-methionine-methyl-14C;S-Adenosyl-L-methionine-methyl-14C; S-Adenosylmethionine-methyl-14C