Task: Answer the multiple-choice question.
Query: Which compound has a -2.147\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCOc1ccc(-c2cc(C(=O)NCCCN3CCCC3)c3ccccc3n2)cc1
(b) Cn1c(CN2CCOCC2)nc2cc(NC(=O)c3ccc(Cl)cc3)ccc21
Answer: b. Cn1c(CN2CCOCC2)nc2cc(NC(=O)c3ccc(Cl)cc3)ccc21
{#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#}
Cn1c(CN2CCOCC2)nc2cc(NC(=O)c3ccc(Cl)cc3)ccc21
Cn1c(CN2CCOCC2)nc2cc(NC(=O)c3ccc(Cl)cc3)ccc21
4-chloro-N-[1-methyl-2-(morpholin-4-ylmethyl)benzimidazol-5-yl]benzamide