Task: Answer the multiple-choice question.
Query: Which compound exhibits a 9.779\% 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] CCCCC1CCC(/C(N)=N/O)CC1
[b] C=CCN(C(=O)c1ccccn1)C(C(=O)NCc1ccccc1)c1ccccc1F
[c] Cc1nc(NC(=O)c2ccccc2)sc1C
[d] COCCCN1CCN(C2Cc3ccccc3Sc3ccc(Cl)cc32)CC1.O=C(O)/C=C\C(=O)O
Answer: a. CCCCC1CCC(/C(N)=N/O)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#}
CCCCC1CCC(/C(N)=N/O)CC1
CCCCC1CCC(/C(N)=N/O)CC1
4-butyl-N'-hydroxycyclohexane-1-carboximidamide