Task: Answer the multiple choice question.
Query: Which compound has a -18.936\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] Cl.O=C(c1ccco1)N1CCN(CCCCOc2ccc(F)cc2)CC1
[b] CCn1c(CN2CCN(c3cccc(C)c3C)CC2)n[nH]c1=S
[c] CCOC(=O)C1(Cc2ccc(Cl)cc2)CCN(C2CCC2)CC1
[d] CC(C)CCOP(=O)(c1ccc(N(C)C)cc1)C(O)c1ccc(N(C)C)cc1
Answer: c. CCOC(=O)C1(Cc2ccc(Cl)cc2)CCN(C2CCC2)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#}
CCOC(=O)C1(Cc2ccc(Cl)cc2)CCN(C2CCC2)CC1
CCOC(=O)C1(Cc2ccc(Cl)cc2)CCN(C2CCC2)CC1
ethyl 4-[(4-chlorophenyl)methyl]-1-cyclobutylpiperidine-4-carboxylate