Task: Answer the multiple choice question.
Query: Which compound exhibits a -1.868\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CSc1nc2c(c(OC(=O)c3cccc(C)c3)n1)CCCC2
b) Oc1[nH]c2ccccc2c1OCc1ccncc1
Answer: a. CSc1nc2c(c(OC(=O)c3cccc(C)c3)n1)CCCC2
{#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#}
CSc1nc2c(c(OC(=O)c3cccc(C)c3)n1)CCCC2
CSc1nc2c(c(OC(=O)c3cccc(C)c3)n1)CCCC2
(2-methylsulfanyl-5,6,7,8-tetrahydroquinazolin-4-yl) 3-methylbenzoate