1-[(2R,5S)-5-(hidroksimetil)-2,5-dihidrofuran-2-il]-5-metilpirimidin-2,4(1H,3H)-dion-1-metilpirolidin-2-on (1:1)
difenylmetyl (7R)-7-(2-2-[(terc-butoxykarbonyl)amino]-1,3-tiazol-4-yl-2- [(trityloxy)imino]acetamido)-3-([(1H-1,2,3-triazol-4-yl)sulfanyl]metylsulfanyl)-3,4-didehydrocefam-4-karboxylát