Task: Answer the MCQ question.
Query: Which compound exhibits a -1.535\% 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: CC(=O)c1ccc(N2CCN(C(=O)Cc3n[nH]c(=O)c4ccccc34)CC2)cc1
b: N#CC1(Cc2ccc(Cl)cc2)c2ccccc2C=CN1C(=O)c1ccccc1
c: Cc1c(C#N)c(=O)oc2ccc3ccccc3c12
d: COc1ccc(N(Cc2cc3cc(OC)ccc3[nH]c2=O)S(=O)(=O)c2ccc(NC(C)=O)cc2)cc1
Answer: b. N#CC1(Cc2ccc(Cl)cc2)c2ccccc2C=CN1C(=O)c1ccccc1
{#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#}
N#CC1(Cc2ccc(Cl)cc2)c2ccccc2C=CN1C(=O)c1ccccc1
N#CC1(Cc2ccc(Cl)cc2)c2ccccc2C=CN1C(=O)c1ccccc1
2-benzoyl-1-[(4-chlorophenyl)methyl]isoquinoline-1-carbonitrile