InChI=1/C17H23N2O4PS/c1-4-15(20)16-14(11-24(21,22-5-2)23-6-3)19-13-10-8-7-9-12(13)18-17(19)25-16/h7-10,14,16H,4-6,11H2,1-3H3/t14-,16+/m0/s diethyl rel-{[(2R,3S)-2-propionyl-2,3-dihydro[1,3]thiazolo[3,2-a]benzimidazol-3-yl]methyl}phosphonate phosphonic acid, [[(2R,3S)-2,3-dihydro-2-(1-oxopropyl)thiazolo[3,2-a]benzimidazol-3-yl]methyl]-, diethyl ester