Task: Answer the MCQ question.
Question: Which drug exhibits a 5.910\% 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. O=[N+]([O-])c1ccc2c(c1)CNc1ccccc1O2
b. CCC(C(=O)NNC(=O)c1cnccn1)c1ccccc1
c. CCOC(=O)N1CCC(NC(=O)c2ccc3c(c2)ncn3C2CCCC2)CC1
Answer: c. CCOC(=O)N1CCC(NC(=O)c2ccc3c(c2)ncn3C2CCCC2)CC1
{#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#}
ethyl 4-[(1-cyclopentylbenzimidazole-5-carbonyl)amino]piperidine-1-carboxylate