Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 2.946\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) Nc1cc(S(=O)(=O)Nc2ccc(Br)cc2)ccc1Cl
b) COc1ccccc1OCC(=O)NCC(c1cccs1)N1CCOCC1
c) Cc1cccc(OCc2nnc(SCC(=O)N3CCc4ccccc43)n2C)c1
Answer: b. COc1ccccc1OCC(=O)NCC(c1cccs1)N1CCOCC1
{#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#}
COc1ccccc1OCC(=O)NCC(c1cccs1)N1CCOCC1
COc1ccccc1OCC(=O)NCC(c1cccs1)N1CCOCC1
2-(2-methoxyphenoxy)-N-(2-morpholin-4-yl-2-thiophen-2-ylethyl)acetamide