Task: Answer the multiple-choice question.
Question: Which compound has a 0.252\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) O=C(COc1ccc(Cl)cc1)N1CCN(Cc2ccc3c(c2)OCO3)CC1
(b) c1ccc2cc(OCCN3CCCC3)ccc2c1
(c) COc1cc(C)c(CN2CCN(C(C)C(=O)NC(C)c3ccccc3)CC2)cc1OC
Answer: b. c1ccc2cc(OCCN3CCCC3)ccc2c1
{#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#}
c1ccc2cc(OCCN3CCCC3)ccc2c1
c1ccc2cc(OCCN3CCCC3)ccc2c1
1-(2-naphthalen-2-yloxyethyl)pyrrolidine