Task: Answer the MCQ question.
Query: Which drug exhibits a -3.151\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a O=C(Oc1ccc2ccccc2c1)c1ccco1
b CC(/C=N/N1CCN(c2ccccn2)CC1)=C\c1ccccc1
c CCOCCCNC(=O)N[C@H](C(=O)OC)C(C)CC
d Cc1ccc(C(=O)N/C(=C\c2ccco2)C(=O)N2CCSCC2)cc1C
Answer: c. CCOCCCNC(=O)N[C@H](C(=O)OC)C(C)CC
{#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#}
CCOCCCNC(=O)N[C@H](C(=O)OC)C(C)CC
CCOCCCNC(=O)N[C@H](C(=O)OC)C(C)CC
methyl (2S)-2-(3-ethoxypropylcarbamoylamino)-3-methylpentanoate