31828-50-9 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-(2-amino-2-(1,4-cyclohexadien-1-yl)acetamido)-3-methyl-8-oxo-, hydrate, D- 58456-86-3 Cefradin hydrate Cephradine dihydrate Cephradine hydrate Cephradine non-stoichiometric hydrate SQ 22022 Sefril hydrate Velosef hydrate