(S)-2-[5-Amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamido]succinate 1-(5'-Phosphoribosyl)-4-(N-succinocarboxamide)-5-aminoimidazole 1-(5'-Phosphoribosyl)-5-amino-4-(N-succinocarboxamide)-imidazole 3031-95-6 5'-Phosphoribosyl-4-(N-succinocarboxamide)-5-aminoimidazole C04823 SAICAR