Task: Answer the MCQ question.
Question: Which drug exhibits a 6.976\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1ccccc1NC(=O)NNC(=O)C(C)Oc1ccc2ccccc2c1
(b) CCc1ccc(CNC(=O)CCCn2c(=O)c3cccn3c3cccnc32)cc1
Answer: b. CCc1ccc(CNC(=O)CCCn2c(=O)c3cccn3c3cccnc32)cc1
{#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#}
CCc1ccc(CNC(=O)CCCn2c(=O)c3cccn3c3cccnc32)cc1
CCc1ccc(CNC(=O)CCCn2c(=O)c3cccn3c3cccnc32)cc1
N-[(4-ethylphenyl)methyl]-4-(7-oxo-2,8,10-triazatricyclo[7.4.0.02,6]trideca-1(9),3,5,10,12-pentaen-8-yl)butanamide