Task: Answer the MCQ question.
Query: Which compound has a 21.399% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. O=C(COc1ccc(C(=S)N2CCOCC2)cc1Cl)Nc1ccccc1Cl
b. O=C(COc1ccc(F)cc1)c1c(O)cc(O)cc1O
c. O=C(Cc1ccsc1-c1ccccc1)NO
d. c1ccc(-c2ccncc2)nc1
e. COc1ccc([N+](=O)[O-])cc1NC(=O)Cc1noc2ccc(C)cc12
Answer: d. c1ccc(-c2ccncc2)nc1
{#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#}
c1ccc(-c2ccncc2)nc1
c1ccc(-c2ccncc2)nc1
2-pyridin-4-ylpyridine