Problem statement: Answer the MCQ question.
Query: Which compound has a 21.005\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a CCCn1c(/N=C/c2ccccc2O)nc2ccccc21
b Cc1ccc(OCc2nnc(SCc3ccc(C#N)cc3)n2-c2ccc(C)cc2)cc1
Answer: a. CCCn1c(/N=C/c2ccccc2O)nc2ccccc21
{#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#}
CCCn1c(/N=C/c2ccccc2O)nc2ccccc21
CCCn1c(/N=C/c2ccccc2O)nc2ccccc21
2-[(E)-(1-propylbenzimidazol-2-yl)iminomethyl]phenol