Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 14.586\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) COc1ccc(-n2c(Cc3cccn3C)nnc2SCC(=O)N2CCOCC2)cc1
b) C#CCCCc1nc2ccccc2c(=O)n1N
c) O=C(c1ccccc1)C1CCc2occc2C1=O
d) O=C(CCc1ccccc1)Nc1ccc(S(=O)(=O)Nc2nccs2)cc1
Answer: b. C#CCCCc1nc2ccccc2c(=O)n1N
{#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#}
C#CCCCc1nc2ccccc2c(=O)n1N
C#CCCCc1nc2ccccc2c(=O)n1N
3-amino-2-pent-4-ynylquinazolin-4-one