Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 10.481\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) NC(=O)/C(=C/c1cccnc1)NC(=O)c1ccccc1
b) COc1nc(-c2ccncc2)nc2ccccc12
c) Cc1cccc(S(=O)(=O)NCCNS(=O)(=O)c2cccc(C)c2)c1
d) Cc1ccc(CN2CCN(Cc3ccc(-n4cccn4)cc3C)CC2CCO)cc1
Answer: b. COc1nc(-c2ccncc2)nc2ccccc12
{#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#}
COc1nc(-c2ccncc2)nc2ccccc12
COc1nc(-c2ccncc2)nc2ccccc12
4-methoxy-2-pyridin-4-ylquinazoline