Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -22.109% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) COc1ccc(CNC(=O)COC(=O)C2=COCCO2)cc1
(b) CCN1C(=O)c2cccc3c(S(=O)(=O)NCCc4c[nH]c5ccccc45)ccc1c23
(c) O=c1c(C(c2ccccc2)c2c(O)nc3n(c2=O)CCS3)c(O)nc2n1CCS2
Answer: b. CCN1C(=O)c2cccc3c(S(=O)(=O)NCCc4c[nH]c5ccccc45)ccc1c23
{#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#}
CCN1C(=O)c2cccc3c(S(=O)(=O)NCCc4c[nH]c5ccccc45)ccc1c23
CCN1C(=O)c2cccc3c(S(=O)(=O)NCCc4c[nH]c5ccccc45)ccc1c23
1-ethyl-N-[2-(1H-indol-3-yl)ethyl]-2-oxobenzo[cd]indole-6-sulfonamide