Task: Answer the MCQ question.
Query: Which drug exhibits a -3.178% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) COCc1cc(=O)n2c(-c3ccc(C)cc3)n[nH]c2n1
(b) O=C(CCCOc1ccccc1)Nc1ccc(Cl)cn1
(c) CC(C)N(C(=O)COC(=O)[C@@H]1CC(O)CN1S(=O)(=O)c1ccccc1[N+](=O)[O-])C(C)C
Answer: b. O=C(CCCOc1ccccc1)Nc1ccc(Cl)cn1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(CCCOc1ccccc1)Nc1ccc(Cl)cn1
O=C(CCCOc1ccccc1)Nc1ccc(Cl)cn1
N-(5-chloropyridin-2-yl)-4-phenoxybutanamide