Task: Answer the multiple-choice question.
Query: Which drug has a -18.374\% 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. CC#CC(=O)N1CCC(CCc2ccccc2)(C(=O)OCC)CC1
b. CCC(C)c1ccccc1N1CC(C(=O)Nc2ccccc2N2CCCC2)CC1=O
c. Cc1cc(S(=O)(=O)N2c3ccc(F)cc3CCC2C)ccc1-n1cnnn1
Answer: a. CC#CC(=O)N1CCC(CCc2ccccc2)(C(=O)OCC)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#}
CC#CC(=O)N1CCC(CCc2ccccc2)(C(=O)OCC)CC1
CC#CC(=O)N1CCC(CCc2ccccc2)(C(=O)OCC)CC1
ethyl 1-but-2-ynoyl-4-(2-phenylethyl)piperidine-4-carboxylate