Task: Answer the multiple-choice question.
Query: Which drug has a 12.383\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a O=C(CC1C(=O)NCCN1Cc1cccc(F)c1)NC1CCCCCC1
b CCN1CNC(=S)N(c2ccccc2OC)C1
c CNc1ccc([N+](=O)[O-])cc1C(=O)O
Answer: b. CCN1CNC(=S)N(c2ccccc2OC)C1
{#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#}
CCN1CNC(=S)N(c2ccccc2OC)C1
CCN1CNC(=S)N(c2ccccc2OC)C1
5-ethyl-1-(2-methoxyphenyl)-1,3,5-triazinane-2-thione