(11E,23Z)-2,7,14,19-tetraamino-15-{[3-deoxy-4-C-methyl-3-(methylamino)pentopyranosyl]oxy}-4,16-dihydroxy-2,3,4,4a,7,8,12a,13,14,15,16,16a,18,19,20,24a-hexadecahydro-1H,6H-6,10:18,22-diepoxydibenzo[b,l][1,11,4,14]dioxadiazacycloicosin-3-yl 3-deoxy-4-C-meth