Task: Answer the multiple-choice question.
Question: Which compound has a 12.819\% 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 other words.
Options:
a: CCC(C)[C@H](N)c1cn([C@@H](Cc2ccc(O)cc2)C(=O)N2CCNCC2)nn1.Cl
b: CC(C)c1nnc2c(N(C)S(=O)(=O)c3ccccc3)nc3ccccc3n12
Answer: a. CCC(C)[C@H](N)c1cn([C@@H](Cc2ccc(O)cc2)C(=O)N2CCNCC2)nn1.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#}
CCC(C)[C@H](N)c1cn([C@@H](Cc2ccc(O)cc2)C(=O)N2CCNCC2)nn1.Cl
CCC(C)[C@H](N)c1cn([C@@H](Cc2ccc(O)cc2)C(=O)N2CCNCC2)nn1.Cl
(2S)-2-[4-[(1S)-1-amino-2-methylbutyl]triazol-1-yl]-3-(4-hydroxyphenyl)-1-piperazin-1-ylpropan-1-one;hydrochloride