Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -11.142\% 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: O=C(Nc1ccc2nc3n(c(=O)c2c1)CCCCC3)C(=O)N1CCN(c2ccc(F)cc2)CC1
b: CC(=O)c1c(C)[nH]c(C(=O)NNC(=O)COc2ccc(Cl)cc2C)c1C
c: CCc1ccc(-c2nc(CS(=O)CC(=O)NCCCN3CCOCC3)c(C)o2)cc1
Answer: b. CC(=O)c1c(C)[nH]c(C(=O)NNC(=O)COc2ccc(Cl)cc2C)c1C
{#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(=O)c1c(C)[nH]c(C(=O)NNC(=O)COc2ccc(Cl)cc2C)c1C
CC(=O)c1c(C)[nH]c(C(=O)NNC(=O)COc2ccc(Cl)cc2C)c1C
4-acetyl-N'-[2-(4-chloro-2-methylphenoxy)acetyl]-3,5-dimethyl-1H-pyrrole-2-carbohydrazide