Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 4.226\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) COc1ccc(CCNc2cc(-c3ccccc3)nc3ncnn23)cc1
(b) COc1ccc(CNC(=O)COC(=O)C2CC2C)cc1OC
(c) Cc1ccc(C(=O)Nc2c3c(nn2C(C)(C)C)CS(=O)(=O)C3)cc1[N+](=O)[O-]
(d) Cc1nc2oc(C(=O)c3ccccc3)c(N)c2c2c1COC(C)(C)C2
Answer: a. COc1ccc(CCNc2cc(-c3ccccc3)nc3ncnn23)cc1
{#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#}
COc1ccc(CCNc2cc(-c3ccccc3)nc3ncnn23)cc1
COc1ccc(CCNc2cc(-c3ccccc3)nc3ncnn23)cc1
N-[2-(4-methoxyphenyl)ethyl]-5-phenyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine