119817-77-5 Homospectinomycin dihydrochloride Oxepino(2,3-b)(1,4)benzodioxin-5(2H)-one, decahydro-7,9-bis(methylamino)-2-methyl-5a,8,10-trihydroxy-, dihydrochloride, (2R-(2-alpha,5a-beta,7-beta,8-beta,9-beta,10-alpha,10a-alpha,11a-beta))-