Problem statement: Answer the multiple choice question.
Question: Which drug has a 19.673% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. Cc1cccc(NC(=O)CNC(=O)c2ccco2)n1
b. CCn1c(-c2ccccc2)c(C(=O)CCl)c2ccccc21
c. COc1ccc(NC(=O)CN(C)C(=O)CCNS(=O)(=O)c2ccc(Br)cc2)cc1
d. CC(=O)Nc1ccc(S(=O)(=O)Nc2nc3ccccc3nc2N2CCCCCC2)cc1
Answer: b. CCn1c(-c2ccccc2)c(C(=O)CCl)c2ccccc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCn1c(-c2ccccc2)c(C(=O)CCl)c2ccccc21
CCn1c(-c2ccccc2)c(C(=O)CCl)c2ccccc21
2-chloro-1-(1-ethyl-2-phenylindol-3-yl)ethanone