Problem statement: Answer the MCQ question.
Query: Which compound has a 12.728\% 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. CCc1cccc(C)c1NC(=O)C1CCCO1
b. CCCCc1c(C(=O)O)cc(OC)cc1C(=O)O
c. S=C(NC1CC2CCC1C2)N1CCN(c2cccc(Cl)c2)CC1
d. COc1ccc(-c2cnc(N)n2C)cc1
Answer: b. CCCCc1c(C(=O)O)cc(OC)cc1C(=O)O
{#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#}
CCCCc1c(C(=O)O)cc(OC)cc1C(=O)O
CCCCc1c(C(=O)O)cc(OC)cc1C(=O)O
2-butyl-5-methoxybenzene-1,3-dicarboxylic acid