Task: Answer the MCQ question.
Query: Which compound has a 21.925% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CN(C)c1ccc(S(=O)(=O)NCC(=O)NCC2CCCCC2)cc1[N+](=O)[O-]
b: CC1CN(CC(O)COc2ccc(C#N)cc2)CCN1CC(O)COc1ccc(C#N)cc1
c: O=c1[nH]c(=S)n(-c2ccccc2)c(O)c1C=NCCN1CCNCC1
d: COc1ccc(C(=O)C2CCCN(C(=O)c3cc(C)nc(C)n3)C2)cc1OC
Answer: d. COc1ccc(C(=O)C2CCCN(C(=O)c3cc(C)nc(C)n3)C2)cc1OC
{#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#}
COc1ccc(C(=O)C2CCCN(C(=O)c3cc(C)nc(C)n3)C2)cc1OC
COc1ccc(C(=O)C2CCCN(C(=O)c3cc(C)nc(C)n3)C2)cc1OC
(3,4-dimethoxyphenyl)-[1-(2,6-dimethylpyrimidine-4-carbonyl)piperidin-3-yl]methanone