Task: Answer the multiple-choice question.
Query: Which drug has a -14.090% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CCC(=O)Nc1nc2ccccc2n1CCN(CC)CC
b. COc1ccc(C=C2C=C(C(C)(C)C)C(=O)C(C(C)(C)C)=C2)cc1OC
c. O=C(NCCc1ccccc1)C1CCC(=O)N1CCc1ccccc1
d. CCc1ccc(OCC(O)CN2CC(C)OC(C)C2)cc1.Cl
Answer: a. CCC(=O)Nc1nc2ccccc2n1CCN(CC)CC
{#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#}
CCC(=O)Nc1nc2ccccc2n1CCN(CC)CC
CCC(=O)Nc1nc2ccccc2n1CCN(CC)CC
N-[1-[2-(diethylamino)ethyl]benzimidazol-2-yl]propanamide