H-L-Photo-Proline*HCl; (S)-1,2,5-triazaspiro[2.4]hept-1-ene-6-carboxylic acid; H-Photo-Proline*HCl, H-L-Photo-Pro-OH*HCl, H-Photo-Pro-OH*HCl, CAS 1675206-55-9 net [ 2421187-90-6 ]