Task: Answer the MCQ question.
Query: Which drug exhibits a 14.404\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCSc1nc2c(c(=O)[nH]c(=O)n2C)n1Cc1ccc(Cl)cc1
(b) CCCn1c(C)nc2c(c1=O)c1nc3ccccc3nc1n2CCC1=CCCCC1
Answer: b. CCCn1c(C)nc2c(c1=O)c1nc3ccccc3nc1n2CCC1=CCCCC1
{#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#}
17-[2-(cyclohexen-1-yl)ethyl]-14-methyl-13-propyl-2,9,13,15,17-pentazatetracyclo[8.7.0.03,8.011,16]heptadeca-1,3,5,7,9,11(16),14-heptaen-12-one