tert-butyl (7Z)-7-(2-amino-1,3-thiazol-5-yl)-4-ethoxy-10,10-dimethyl-6-oxo-3,5,9-trioxa-8-aza-4-phosphaundec-7-en-11-oate 4-oxide
(7Z)-7-(2-ammino-1,3-tiazol-5-il)-4-etossi-10,10-dimetil-6-oxo-3,5,9-trioxa-8-aza-4-phosphaundec-7-en-11-oate 4-ossido di terz-butile