Task: Answer the MCQ question.
Question: Which compound exhibits a -1.256\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a O=C(CSc1ccccc1)Nc1cc(Cl)ccc1Oc1ccccc1
b CCCCn1c(N)c(N(CCC(C)C)C(=O)C2CC(=O)N(Cc3ccc(C)cc3)C2)c(=O)[nH]c1=O
c CC(=O)c1c(C)n(-c2ccc(N(C)C)cc2)c2ccc(OCC(N)=O)cc12
d CCCCNC(=O)c1cc2c(=O)n(CC)c3ccccc3c2s1
e CN(CC(=O)Nc1cccc(F)c1)CC(=O)Nc1ccccc1[N+](=O)[O-]
Answer: a. O=C(CSc1ccccc1)Nc1cc(Cl)ccc1Oc1ccccc1
{#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(CSc1ccccc1)Nc1cc(Cl)ccc1Oc1ccccc1
O=C(CSc1ccccc1)Nc1cc(Cl)ccc1Oc1ccccc1
N-(5-chloro-2-phenoxyphenyl)-2-phenylsulfanylacetamide