Task: Answer the multiple choice question.
Query: Which compound exhibits a -4.328% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Cc1ccccc1CNC(=O)c1ccccc1N
b O=C1CCC/C1=C/Nc1ccc(Cl)cc1
c Nc1nc(NCC2CCCO2)nc(Nc2ccc(Cl)cc2)c1[N+](=O)[O-]
d CC(=O)Nc1ccc(NC(=O)Cn2c(=O)n(-c3ccccc3)c(=O)c3oc4ccccc4c32)cc1
Answer: b. O=C1CCC/C1=C/Nc1ccc(Cl)cc1
{#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#}
O=C1CCC/C1=C/Nc1ccc(Cl)cc1
O=C1CCC/C1=C/Nc1ccc(Cl)cc1
(2Z)-2-[(4-chloroanilino)methylidene]cyclopentan-1-one