Toluene-4-sulfonic acid 6-benzyloxycarbonylamino-7-methoxy-3-oxo-3,4-dihydro-2H-benzo[1,4]thiazin-8-ylmethyl ester

8-((Z)-1-Benzenesulfonyl-4-{(4R,5S,6S)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-pent-3-enyl)-6-[(tert-butyl-dimethyl-silanyl)-amino]-7-(tert-butyl-dimethyl-silanyloxy)-4H-benzo[1,4]thiazin-3-one

6-Amino-7-(tert-butyl-dimethyl-silanyloxy)-8-((Z)-4-{(4R,5S,6S)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-pent-3-enyl)-4H-benzo[1,4]thiazin-3-one