Task: Answer the multiple choice question.
Question: Which drug exhibits a 11.564\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a.) O=C(c1cccs1)N1CCC(c2ccccc2)C1
b.) CCC(CC)C(=O)Nc1cc(OC)c(OC)cc1C(=O)O
c.) COc1ccc(C(CC(=O)O)NC(C)=O)cc1OC
d.) CCOc1cccc(=O)c2c(C)n(Cc3ccccc3)c(C)c12
e.) CCOC(=O)CSc1nc2c(c(-c3ccc(C)o3)c1C#N)CCCC2
Answer: a. O=C(c1cccs1)N1CCC(c2ccccc2)C1
{#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#}
(3-phenylpyrrolidin-1-yl)-thiophen-2-ylmethanone