Problem statement: Answer the multiple-choice question.
Query: Which compound has a 4.897\% 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) CC1CCCCN1C(=O)Nc1ccccc1Cl
b) COc1cccc(OCCCN2CCCCCC2)c1.O=C(O)C(=O)O
c) O=C(O)Cn1cc(/C=C2\C(=O)NC(=O)N(c3ccc(F)cc3)C2=O)c2ccccc21
d) O=C(Nc1ccccc1N1CCCC1)C1CCN(S(=O)(=O)c2ccc(F)cc2)CC1
Answer: a. CC1CCCCN1C(=O)Nc1ccccc1Cl
{#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#}
CC1CCCCN1C(=O)Nc1ccccc1Cl
CC1CCCCN1C(=O)Nc1ccccc1Cl
N-(2-chlorophenyl)-2-methylpiperidine-1-carboxamide