Task: Answer the multiple choice question.
Question: Which compound has a -2.555\% 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) COc1ccc(S(=O)(=O)CCc2nnc(NC(=O)c3cccs3)s2)cc1
(b) CC(C)[C@H](NC(=O)[C@@H]1Cc2ccccc2CN1)C(=O)NC1CCCCC1
Answer: b. CC(C)[C@H](NC(=O)[C@@H]1Cc2ccccc2CN1)C(=O)NC1CCCCC1
{#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#}
CC(C)[C@H](NC(=O)[C@@H]1Cc2ccccc2CN1)C(=O)NC1CCCCC1
CC(C)[C@H](NC(=O)[C@@H]1Cc2ccccc2CN1)C(=O)NC1CCCCC1
(3S)-N-[(2S)-1-(cyclohexylamino)-3-methyl-1-oxobutan-2-yl]-1,2,3,4-tetrahydroisoquinoline-3-carboxamide