Task: Answer the multiple-choice question.
Question: Which drug has a -21.130\% human ether-à-go-go related gene (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) COc1cccc(NC(=O)CN2CCN(CC(=O)Nc3ccccc3Cl)CC2)c1
(b) O=Nc1c(O)n(Cc2ccc(Cl)cc2Cl)c2ccccc12
(c) CN(C)C(CNC(=O)c1ccc(S(=O)(=O)Nc2ccccc2)cc1)c1ccco1
Answer: a. COc1cccc(NC(=O)CN2CCN(CC(=O)Nc3ccccc3Cl)CC2)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#}
COc1cccc(NC(=O)CN2CCN(CC(=O)Nc3ccccc3Cl)CC2)c1
COc1cccc(NC(=O)CN2CCN(CC(=O)Nc3ccccc3Cl)CC2)c1
2-[4-[2-(2-chloroanilino)-2-oxoethyl]piperazin-1-yl]-N-(3-methoxyphenyl)acetamide