Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 12.022\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COc1ccccc1OCCNC(=O)c1cc(SC)ccc1Cl
b. O=C(CSc1cccc[n+]1[O-])Nc1cccc(Oc2ccccc2)c1
Answer: a. COc1ccccc1OCCNC(=O)c1cc(SC)ccc1Cl
{#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#}
COc1ccccc1OCCNC(=O)c1cc(SC)ccc1Cl
COc1ccccc1OCCNC(=O)c1cc(SC)ccc1Cl
2-chloro-N-[2-(2-methoxyphenoxy)ethyl]-5-methylsulfanylbenzamide