Task: Answer the MCQ question.
Question: Which drug exhibits a 3.705\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: O=C(/C=C/c1ccoc1)c1ccccc1O
b: CCOC(=O)c1c(NC(=O)CN2C(=O)NC3(CCCC3)C2=O)sc(C)c1CC
c: CC(=O)Nc1ccc(NC(=O)CSc2nnc(-c3cccnc3)o2)cc1
d: O=C(COc1ncnc2c(Cl)cc(Cl)cc12)Nc1cc([N+](=O)[O-])ccc1Cl
e: CC(=O)c1ccccc1C(=O)NCc1cccnc1
Answer: a. O=C(/C=C/c1ccoc1)c1ccccc1O
{#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#}
O=C(/C=C/c1ccoc1)c1ccccc1O
O=C(/C=C/c1ccoc1)c1ccccc1O
(E)-3-(furan-3-yl)-1-(2-hydroxyphenyl)prop-2-en-1-one