Task: Answer the MCQ question.
Question: Which compound exhibits a -0.399% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a CC(NCc1ccncc1)C12CC3CC(CC(C3)C1)C2.Cl
b O=C(Nc1cccnc1Cl)C1c2ccccc2Oc2ccccc21
c COc1ccc(OCC(=O)OCCN(C)C)cc1.Cl
d C[C@H](NC(=O)[C@@H]1CSC2c3ccccc3C(=O)N21)C(=O)NC1CCCCC1
e Cc1cc(NC(=O)CCCn2nc([N+](=O)[O-])cc2C)no1
Answer: b. O=C(Nc1cccnc1Cl)C1c2ccccc2Oc2ccccc21
{#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(Nc1cccnc1Cl)C1c2ccccc2Oc2ccccc21
O=C(Nc1cccnc1Cl)C1c2ccccc2Oc2ccccc21
N-(2-chloropyridin-3-yl)-9H-xanthene-9-carboxamide