Problem statement: Answer the multiple-choice question.
Question: Which compound has a 7.778\% 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 other words.
Options:
a COc1ccccc1N1CCN(c2ccnc3cc(Cl)ccc23)CC1
b Cc1ccc(NCC(=O)Nc2cccc(S(=O)(=O)N(C)C)c2)cc1S(=O)(=O)N1CCCCCC1
Answer: a. COc1ccccc1N1CCN(c2ccnc3cc(Cl)ccc23)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#}
COc1ccccc1N1CCN(c2ccnc3cc(Cl)ccc23)CC1
COc1ccccc1N1CCN(c2ccnc3cc(Cl)ccc23)CC1
7-chloro-4-[4-(2-methoxyphenyl)piperazin-1-yl]quinoline