Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 8.186\% 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. CC(C)(C)n1ncc2c(=O)n(Cc3cccc(Cl)c3)cnc21
b. COc1cccc(CCNC(=O)c2ccc(C#N)cc2)c1
c. O=C(NCC(c1ccco1)N1CCCC1)c1cccc(NS(=O)(=O)c2ccc(Br)cc2)c1
d. C=CCn1c(O)c(/C=C2\C=NN=C2c2ccccc2)sc1=S
e. CC(C)(C)NC(=O)C[n+]1ccc(C(N)=O)cc1.[Cl-]
Answer: b. COc1cccc(CCNC(=O)c2ccc(C#N)cc2)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#}
COc1cccc(CCNC(=O)c2ccc(C#N)cc2)c1
COc1cccc(CCNC(=O)c2ccc(C#N)cc2)c1
4-cyano-N-[2-(3-methoxyphenyl)ethyl]benzamide