Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 17.579\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C(CC(C(=O)O)c1c(F)cccc1Cl)c1ccc(Cl)cc1
(b) Cc1ncc(CO)c2c1Oc1nc(-c3ccccc3)nc(SCC(=O)N3CCCCC3)c1C2
Answer: a. O=C(CC(C(=O)O)c1c(F)cccc1Cl)c1ccc(Cl)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(CC(C(=O)O)c1c(F)cccc1Cl)c1ccc(Cl)cc1
O=C(CC(C(=O)O)c1c(F)cccc1Cl)c1ccc(Cl)cc1
2-(2-chloro-6-fluorophenyl)-4-(4-chlorophenyl)-1-hydroxybutane-1,4-dione