Question: Please provide a description of this drug's mechanism of action.
Constraint: The Molecule has the SMILES CC(=O)N(CC(O)CO)c1c(I)c(C(=O)NCCO)c(I)c(C(=O)NCC(O)CO)c1I.
Answer: Diagnostic agent
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
CC(=O)N(CC(O)CO)c1c(I)c(C(=O)NCCO)c(I)c(C(=O)NCC(O)CO)c1I
CC(=O)N(CC(O)CO)c1c(I)c(C(=O)NCCO)c(I)c(C(=O)NCC(O)CO)c1I
5-[acetyl(2,3-dihydroxypropyl)amino]-3-N-(2,3-dihydroxypropyl)-1-N-(2-hydroxyethyl)-2,4,6-triiodobenzene-1,3-dicarboxamide
Please provide a description of this drug's mechanism of action.