Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 2.038\% 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) CC1CCCC(NC(=O)COC(=O)c2ccccc2NC(=O)c2ccco2)C1C
(b) CCCN(CCC)CCCNS(=O)(=O)c1cc(Br)cc2c1N(C(C)=O)CC2
(c) CC(C)CCn1c(N)c(C(=O)NCc2cccs2)c2nc3ccccc3nc21
(d) CCCOc1ccc(/C=C/C(=O)O)cc1OC
Answer: d. CCCOc1ccc(/C=C/C(=O)O)cc1OC
{#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#}
(E)-3-(3-methoxy-4-propoxyphenyl)prop-2-enoic acid