Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 14.306\% 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. O=C(Nc1cccc(-c2cn3cccnc3n2)c1)c1cccs1
b. Cn1c(=O)oc2cc(S(=O)(=O)NCCC(=O)NC3CCCC3)ccc21
Answer: a. O=C(Nc1cccc(-c2cn3cccnc3n2)c1)c1cccs1
{#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(Nc1cccc(-c2cn3cccnc3n2)c1)c1cccs1
O=C(Nc1cccc(-c2cn3cccnc3n2)c1)c1cccs1
N-(3-imidazo[1,2-a]pyrimidin-2-ylphenyl)thiophene-2-carboxamide