Task: Answer the multiple-choice question.
Question: Which compound exhibits a -76.360\% 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 CCN1CCN(C(=O)N(Cc2ccc(Cl)cc2)S(=O)(=O)c2ccc(C)cc2)CC1
b CCCS(=O)(=O)N1CCCC(C(=O)N2CCN(c3ccc([N+](=O)[O-])cc3)CC2)C1
c COc1ccc(Cl)cc1NC(=O)CN(C)C(=O)CCCNC(=O)c1ccc(Cl)cc1
d Cc1cc(NC(=O)CSc2nc3c(c(=O)n2Cc2ccccc2)SC(C)C3)no1
Answer: b. CCCS(=O)(=O)N1CCCC(C(=O)N2CCN(c3ccc([N+](=O)[O-])cc3)CC2)C1
{#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#}
CCCS(=O)(=O)N1CCCC(C(=O)N2CCN(c3ccc([N+](=O)[O-])cc3)CC2)C1
CCCS(=O)(=O)N1CCCC(C(=O)N2CCN(c3ccc([N+](=O)[O-])cc3)CC2)C1
[4-(4-nitrophenyl)piperazin-1-yl]-(1-propylsulfonylpiperidin-3-yl)methanone