Problem statement: Answer the multiple-choice question.
Question: Which drug has a 13.773\% 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, or c without using any additional words.
Options:
(a) COc1ccccc1CNN.Cl
(b) COc1cccc(C(=O)NCCC2=CCCCC2)c1
(c) Cc1ccc(-c2cc(N)n(-c3ccccc3)n2)cc1
Answer: a. COc1ccccc1CNN.Cl
{#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#}
(2-methoxyphenyl)methylhydrazine;hydrochloride