Task: Answer the MCQ question.
Question: Which drug exhibits a -18.722\% 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 or b without using any additional words.
Options:
a.) Cc1cc(C(C)(C)C)ccc1OCCN1CCCC1
b.) CNC(=O)CSc1nnc(-c2cccs2)o1
Answer: a. Cc1cc(C(C)(C)C)ccc1OCCN1CCCC1
{#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#}
Cc1cc(C(C)(C)C)ccc1OCCN1CCCC1
Cc1cc(C(C)(C)C)ccc1OCCN1CCCC1
1-[2-(4-tert-butyl-2-methylphenoxy)ethyl]pyrrolidine