Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 3.950\% 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 other words.
Options:
a. CCn1nc(C)cc1C(=O)N1CCCC(N2CCN(c3ccccc3OC)CC2)C1
b. CCCS(=O)(=O)c1c(S(=O)(=O)CCC)c2cnccn2c1C(=O)c1ccc(F)cc1
c. CCCC(=O)Nc1nnc(/C=C/c2ccccc2)s1
d. Cc1nn(CCOc2ccccc2)c(=O)n1-c1ccc(Cl)cc1
Answer: b. CCCS(=O)(=O)c1c(S(=O)(=O)CCC)c2cnccn2c1C(=O)c1ccc(F)cc1
{#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#}
CCCS(=O)(=O)c1c(S(=O)(=O)CCC)c2cnccn2c1C(=O)c1ccc(F)cc1
CCCS(=O)(=O)c1c(S(=O)(=O)CCC)c2cnccn2c1C(=O)c1ccc(F)cc1
[7,8-bis(propylsulfonyl)pyrrolo[1,2-a]pyrazin-6-yl]-(4-fluorophenyl)methanone