Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 19.494\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CCO[C@H]1OC(C(=O)N2CCN(Cc3ccc4c(c3)OCO4)CC2)=C[C@@H](c2cn(C(C)=O)c3ccccc23)[C@@H]1CCCO
[b] O=C(O)CNC(=O)CCN1C(=O)c2ccccc2C1=O
[c] CN1CCN(Cc2ccc3ccccc3c2)CC1
[d] COC(=O)/C(=C\Nc1ccc(Cl)cc1Cl)NC(=O)c1ccc(OC)cc1
Answer: c. CN1CCN(Cc2ccc3ccccc3c2)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#}
CN1CCN(Cc2ccc3ccccc3c2)CC1
CN1CCN(Cc2ccc3ccccc3c2)CC1
1-methyl-4-(naphthalen-2-ylmethyl)piperazine