Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -8.268\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a Cc1cc(C)c2nc(SCCc3ccccc3)nc(C)c2c1
b CN(CCC#N)C(=O)Cn1nc(Cc2ccncc2)c2ccccc2c1=O
c Cc1nc(-c2ccccc2)nc2[nH]ccc(=O)c12
d C1CCN(c2c3c(nc4nnnn24)CCCC3)CC1
Answer: a. Cc1cc(C)c2nc(SCCc3ccccc3)nc(C)c2c1
{#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#}
Cc1cc(C)c2nc(SCCc3ccccc3)nc(C)c2c1
Cc1cc(C)c2nc(SCCc3ccccc3)nc(C)c2c1
4,6,8-trimethyl-2-(2-phenylethylsulfanyl)quinazoline