Product Name：doxycycline
Synonyms：6-deoxy-5-hydroxytetracycline; (4s,4ar,5s,5ar,6r,12as)-4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-2-naphthacenecarboxamide
Molecular Formula：C22H24N2O8
Molecular Weight：444.44
