compound amidinoproclavaminic acid C9H16N4O4 amidinoproclavaminate UPa:UPC06657 compound CHEBI:32963 KEGG:C06657 InChI=1S/C9H16N4O4/c10-9(11)12-3-1-5(14)7(8(16)17)13-4-2-6(13)15/h5,7,14H,1-4H2,(H,16,17)(H4,10,11,12)/t5-,7+/m1/s1