Synonyms: Rifamycinverde;10,5-(Epoxypentadeca[1,11,13]trienimino)-3H-furo[2',3':7,8]naphtho[2,1-b][1,4]thiazine,rifamycin verde deriv.; 10,5-(Epoxypentadeca[1,11,13]trienimino)-3H-furo[2',3':7,8]naphtho[2,1-b][1,4]thiazine-3,11,27(10H)-trione,17-(acetyloxy)-6,7,19,21-tetrahydroxy-15-methoxy-8,10,16,18,20,22,26-heptamethyl-,[10S-(10R*,13E,15R*,16S*,17R*,18S*,19S*,20S*,21R*,22R*,23E,25Z)]-;[10S-(10R*,13E,15R*,16S*,17R*,18S*,19S*,20S*,21R*,22R*,23E,25Z)]-17-(Acetyloxy)-6,7,19,21-tetrahydroxy-15-methoxy-8,10,16,18,20,22,26-heptamethyl-10,5-(epoxypentadeca[1,11,13]trienimino)-3H-furo[2',3':7,8]naphtho[2,1-b][1,4]thiazine-3,11,27(10H)-trione