1 N30 (1r,2r,3s,4r,6s)-4,6-diamino-2-[(5-amino-5-deoxy-beta-D-ribofuranosyl)oxy]-3-hydroxycyclohexyl 2-amino-2-deoxy-alpha-D-glucopyranoside 1.000 2 RIO Ribostamycin 0.879 3 8UZ Tc007 0.730