Task: Answer the MCQ question.
Query: Which drug has a 6.630% 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 other words.
Options:
a) O=C(Nc1cccc(-c2cccc(F)c2)c1)C1CCN(C2CCC2)CC1
b) O=C(O)[C@@H](O)c1ccccc1
c) O=C1CC(NCc2ccc3c(c2)OCO3)C(=O)N1Cc1ccc2c(c1)OCO2
d) CC(C)(C)c1ccccc1OCCOCCNCc1ccccc1.O=C(O)C(=O)O
Answer: b. O=C(O)[C@@H](O)c1ccccc1
{#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(O)[C@@H](O)c1ccccc1
O=C(O)[C@@H](O)c1ccccc1
(2S)-2-hydroxy-2-phenylaceticacid