Task: Answer the MCQ question.
Question: Which drug exhibits a 11.337\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CC1CCN(c2c(NCc3ccc(C(=O)NCC4COc5ccccc5O4)cc3)c(=O)c2=O)CC1
b CC(SCc1ccccc1)C(=O)NC1CCCC1
c COC(=O)NC(=C(Cl)Cl)S(=O)(=O)c1ccccc1
d CNC(=O)C(=O)NCCc1ccc(Cl)cc1
Answer: d. CNC(=O)C(=O)NCCc1ccc(Cl)cc1
{#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#}
CNC(=O)C(=O)NCCc1ccc(Cl)cc1
CNC(=O)C(=O)NCCc1ccc(Cl)cc1
N'-[2-(4-chlorophenyl)ethyl]-N-methyloxamide