Problem statement: Answer the MCQ question.
Question: Which drug has a 5.135\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CC(O)CNCCOc1ccccc1-c1ccccc1.O=C(O)C(=O)O
(b) COc1ccc(-n2c(SCC(=O)N3CCN(c4ccccc4)CC3)nc3c(c2=O)SCC3)cc1
Answer: a. CC(O)CNCCOc1ccccc1-c1ccccc1.O=C(O)C(=O)O
{#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(O)CNCCOc1ccccc1-c1ccccc1.O=C(O)C(=O)O
CC(O)CNCCOc1ccccc1-c1ccccc1.O=C(O)C(=O)O
oxalic acid;1-[2-(2-phenylphenoxy)ethylamino]propan-2-ol