Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 2.604\% 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 O=C1C2C(c3cccc(/C=C/c4ccccc4)c3)CC=CC2C(c2ccc3ccccc3c2)N1Cc1ccccc1
b COc1ccc(Cl)cc1S(=O)(=O)Nc1ccc2c(c1)n(C)c(=O)n2C
c Cc1scc(C(=O)N/N=C/c2ccc([N+](=O)[O-])o2)c1C
d O=C(NNC(=O)c1ccccc1-n1cccc1)c1ccc(Cl)cc1Cl
Answer: d. O=C(NNC(=O)c1ccccc1-n1cccc1)c1ccc(Cl)cc1Cl
{#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#}
O=C(NNC(=O)c1ccccc1-n1cccc1)c1ccc(Cl)cc1Cl
O=C(NNC(=O)c1ccccc1-n1cccc1)c1ccc(Cl)cc1Cl
N'-(2,4-dichlorobenzoyl)-2-pyrrol-1-ylbenzohydrazide