Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 2.237\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. Clc1cccc2sc(N3CCCC3)nc12
b. CC1(C)OC(=O)C(=CNc2ncccn2)C(=O)O1
c. O=C(OCc1nc2ccccc2s1)c1ccco1
Answer: c. O=C(OCc1nc2ccccc2s1)c1ccco1
{#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#}
O=C(OCc1nc2ccccc2s1)c1ccco1
O=C(OCc1nc2ccccc2s1)c1ccco1
1,3-benzothiazol-2-ylmethyl furan-2-carboxylate