Task: Answer the MCQ question.
Query: Which drug has a 12.977\% 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 O=C(NCc1ccccc1CN1CCCCC1)c1ccccc1N1CCCC1=O
b COC(=O)c1ccccc1NC(=O)C(C)Oc1ccccc1
Answer: b. COC(=O)c1ccccc1NC(=O)C(C)Oc1ccccc1
{#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#}
COC(=O)c1ccccc1NC(=O)C(C)Oc1ccccc1
COC(=O)c1ccccc1NC(=O)C(C)Oc1ccccc1
[C][O][C][=Branch1][C][=O][C][=C][C][=C][C][=C][Ring1][=Branch1][N][C][=Branch1][C][=O][C][Branch1][C][C][O][C][=C][C][=C][C][=C][Ring1][=Branch1]
methyl 2-(2-phenoxypropanoylamino)benzoate