Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 2.720\% 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 additional words.
Options:
a. CC1COc2ccccc2N1C(=O)c1ccccc1Cl
b. CC(C)c1cc2c(c(O)c1O)[C@@]13CCCC(C)(C)C1CC2OC3=O
c. CN(C)c1ccc(C2C3CCCc4ccccc4C3=NN2C)cc1
Answer: a. CC1COc2ccccc2N1C(=O)c1ccccc1Cl
{#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#}
CC1COc2ccccc2N1C(=O)c1ccccc1Cl
CC1COc2ccccc2N1C(=O)c1ccccc1Cl
(2-chlorophenyl)-(3-methyl-2,3-dihydro-1,4-benzoxazin-4-yl)methanone