184759-61-3

1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylicacid,3-[(6,7-dihydro-5H-pyrrolo[1,2-a]imidazol-6-yl)thio]-6-(1-hydroxyethyl)-4-methyl-7-oxo-,monosodium salt, [4R-[3(S*),4a,5b,6b(R*)]]-