Task: Answer the multiple-choice question.
Query: Which compound exhibits a 4.810\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) Cn1c(C(=O)O)c(CC(=O)Nc2ccccc2F)c2ccccc21
(b) O=C(Cc1c(Cl)cccc1Cl)OCc1ccccn1
(c) CCN1CCC(N2CCN(c3ccccc3OC)CC2)CC1
(d) Cc1ccc(NC(=O)CCc2c(C)nn(-c3ccc(N4CCOCC4)nn3)c2C)cc1
Answer: a. Cn1c(C(=O)O)c(CC(=O)Nc2ccccc2F)c2ccccc21
{#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#}
Cn1c(C(=O)O)c(CC(=O)Nc2ccccc2F)c2ccccc21
Cn1c(C(=O)O)c(CC(=O)Nc2ccccc2F)c2ccccc21
3-[2-(2-fluoroanilino)-2-oxoethyl]-1-methylindole-2-carboxylicacid