1 M2D Madumycin II 1.000 2 H8T Virginiamycin M 0.805 3 O8J (3r,4r,5e,10e,12e,14s,26ar)-14-hydroxy-4,12-dimethyl-3-(propan-2-yl)-8,9,14,15,24,25,26,26a-octahydro-1h,3h,22h-21,18-(azeno)pyrrolo[2,1-C][1,8,4,19]dioxadiazacyclotetracosine-1,7,16,22(4h,17h)-tetrone 0.805 4 VIR Virginiamycin m1 0.805 5 O8D (3r,4r,5e,10e,12e,14s,26ar)-14-hydroxy-12-methyl-3-(propan-2-yl)-4-(prop-2-en-1-yl)-8,9,14,15,24,25,26,26a-octahydro-1h,3h,22h-21,18-(azeno)pyrrolo[2,1-C][1,8,4,19]dioxadiazacyclotetracosine-1,7,16,22(4h,17h)-tetrone 0.767 6 VIF Flopristin 0.762 7 O7S (3r,4r,5e,10e,12e,14s,16r,26ar)-16-fluoro-14-hydroxy-12-methyl-3-(propan-2-yl)-4-(prop-2-en-1-yl)-3,4,8,9,14,15,16,17,24,25,26,26a-dodecahydro-1h,7h,22h-21,18-(azeno)pyrrolo[2,1-C][1,8,4,19]dioxadiazacyclotetracosine-1,7,22-trione 0.727 8 UCX (3r,4r,5e,10e,12e,14s,16r,23s,26ar)-16-fluoro-14-hydroxy-12-methyl-3-(propan-2-yl)-4-(prop-2-yn-1-yl)-3,4,8,9,14,15,16,17,24,25,26,26a-dodecahydro-1h,7h,22h-21,18-(azeno)pyrrolo[2,1-C][1,8,4,19]dioxadiazacyclotetracosine-1,7,22-trione 0.727