Task: Answer the MCQ question.
Query: Which compound has a -70.052\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) CCCN1CCN(C(=O)c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)CC1
(b) Cc1ccc(CSc2nnc3c(n2)OC2(Nc4ccccc4-3)C(=O)Nc3ccc(F)cc32)cc1
(c) O=C(COc1ccc(Cl)cc1[N+](=O)[O-])N1CCCCC1
(d) O=C(NCc1cccc(Cl)c1)c1cnn2c1NC(c1ccco1)CC2C(F)(F)F
(e) O=C(CSc1nnc(NC(=O)c2ccccc2C(=O)O)s1)Nc1ccccc1Cl
Answer: a. CCCN1CCN(C(=O)c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)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#}
CCCN1CCN(C(=O)c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)CC1
CCCN1CCN(C(=O)c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)CC1
[5-(4-nitrophenyl)furan-2-yl]-(4-propylpiperazin-1-yl)methanone