Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a -1.876\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) O=C(Nc1ccccn1)C1CCN(S(=O)(=O)c2cccs2)CC1
b.) CCN(CC)c1ccc([N+](=O)[O-])cc1/C=N/NC(=O)CC#N
c.) CN(CC(=O)NCCc1ccc(Cl)cc1)S(=O)(=O)c1ccc2c(c1)c(=O)n(C)c(=O)n2C
d.) COC(=O)c1cc(O)c(O)c(O)c1
Answer: b. CCN(CC)c1ccc([N+](=O)[O-])cc1/C=N/NC(=O)CC#N
{#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#}
CCN(CC)c1ccc([N+](=O)[O-])cc1/C=N/NC(=O)CC#N
CCN(CC)c1ccc([N+](=O)[O-])cc1/C=N/NC(=O)CC#N
2-cyano-N-[(E)-[2-(diethylamino)-5-nitrophenyl]methylideneamino]acetamide