Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 4.664\% human ether-à-go-go related gene (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(Nc1ccc2oc(-c3cccnc3)nc2c1)c1cccnc1
b) CC1(C)CNC(=O)c2sc(N3CCOCC3)nc2C1
c) COC(=O)CCC(=O)COc1ccccc1C#N
d) CCOC(=O)C(O)(c1ccc(N)c(OC)c1)C(F)(F)F
e) O=C(O)c1cccc(-c2ccc(/C=N/NC(=O)C3COc4ccccc4O3)o2)c1
Answer: c. COC(=O)CCC(=O)COc1ccccc1C#N
{#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#}
methyl 5-(2-cyanophenoxy)-4-oxopentanoate