Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -64.200% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: O=C(CCNC(=O)C1CCN(S(=O)(=O)c2ccccc2)CC1)NCc1cccc(Cl)c1
b: CCN(Cc1ccccc1)C(=O)CCc1nc(CN2CCN(C(=O)c3ccc([N+](=O)[O-])cc3)CC2)no1
c: Cc1ccc(-c2noc(C3CCCN(C(=O)c4cccc([N+](=O)[O-])c4)C3)n2)o1
d: CCC1Sc2ccc(S(=O)(=O)CCC(=O)Nc3cc(C)ccn3)cc2NC1=O
e: O=C(N1CCCC1)C12CC3CCC(CC(C3)C1)C2
Answer: b. CCN(Cc1ccccc1)C(=O)CCc1nc(CN2CCN(C(=O)c3ccc([N+](=O)[O-])cc3)CC2)no1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCN(Cc1ccccc1)C(=O)CCc1nc(CN2CCN(C(=O)c3ccc([N+](=O)[O-])cc3)CC2)no1
CCN(Cc1ccccc1)C(=O)CCc1nc(CN2CCN(C(=O)c3ccc([N+](=O)[O-])cc3)CC2)no1
N-benzyl-N-ethyl-3-[3-[[4-(4-nitrobenzoyl)piperazin-1-yl]methyl]-1,2,4-oxadiazol-5-yl]propanamide