13734-41-3 91602-34-5 EINECS 237-307-6 L-Valine, N-((1,1-dimethylethoxy)carbonyl)- N-((1,1-Dimethylethoxy)carbonyl)-L-valine N-((tert-Butoxy)carbonyl)-L-valine N-tert-Butoxycarbonyl-L-valine N-tert-Butoxycarbonylvaline N-tert-Butyloxycarbonyl-L-valine NSC 197197 Valine, N-carboxy-, N-tert-butyl ester, L- (8CI) tert-Butoxycarbonyl-L-valine tert-Butoxycarbonylvaline