E. R1 = NHCH(CH2OH)2; R2 = COCH(CH3)OCOCH3: N,Nʹ-bis[2-hydroxy-1-(hydroxymethyl)-ethyl]-5-(2-acetoxypropionamido)-2,4,6-trijodisoftalamid,
E. R1 = NHCH(CH2OH)2; R2 = COCH(CH3)OCOCH3: N,Nʹ-bis[2-hydroxy-1-(hydroxymethyl)-ethyl]-5-(2-acetoxypropionamido)-2,4,6-trijodisoftalamid,