90700-92-8 S-Neplanocyl-L-methionine S-Neplanocylmethionine Sulfonium, (3-amino-3-carboxypropyl)((3-(6-amino-9H-purin-9-yl)-4,5-dihydroxy-1-cyclopenten-1-yl)methyl)methyl-, hydroxide, inner salt, (3R-(1(S*),3alpha,4beta,5beta))-