SEARCH Articles Figures Tables 5-Guanidino-3-phenyl 5-guanidino-4-nitroimidazole Acetic guanidino Cyclization reactions of guanidino groups Guanidino acetic acid Guanidino cyclitols Guanidino formation, side reaction Guanidino group Guanidino kinase Guanidino phosphates Guanidino-benzoates Guanidino-nitrogens Guanidino-phosphines L-arginine-guanidino Streptomycin guanidino group The Guanidino Group of Arginine